Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; AC Maximum Rating R Load (Contact): 4A@125VAC; Body Height: 7.32 mm;
Median Price
$4.900
Lifecycle Status
Suppliers In-Stock
13
In-Stock Inventory
1k+
Arrow
1+ parts
$3.077
100+ parts
-
1k+ parts
10k+ parts
Chip1Stop
$3.355
Farnell
$3.660
$2.900
$2.210
Element14
$6.070
$4.810
$4.750
Mouser Electronics
$6.750
$4.880
$4.120
DigiKey
$7.090
$4.877
$4.121
Master Electronics
$4.410
$3.680
Verical
$5.391
$4.551
Nova Conductors
$2.828
Electro Sonic
$4.240
$3.280
$3.120
Elcom Components
IBS Electronics
$5.421
$4.641
$4.602
Vyrian
Aztec Data Supply Inc.
$2.190
Continental Prestige Electronics
$2.772
Argo Parts USA
Netroflash
Perfect Parts
Slide Switches L202031MS02Q attributes and parameters. Explore more Slide Switches devices from C & K Components
Length (Actuator):
Material (Actuator):
Type (Actuator):
Body Width:
Body Color:
Body Height:
Body Length/Diameter:
Center Contact Material:
Center Contact Plating:
AC Maximum Rating R Load (Contact):
Maximum AC Contact Current:
Maximum DC Contact Current:
DC Maximum Rating R Load (Contact):
Contact Resistance:
Maximum AC Contact Voltage:
Maximum DC Contact Voltage:
Dielectric Withstand Volts (V):
Electrical Life:
End Contact Material:
End Contact Plating:
Housing Material:
Insulation Resistance:
Insulator Material:
JESD-609 Code:
Mounting Feature:
No. of Positions:
Maximum Operating Temperature:
Minimum Operating Temperature:
Switch Action:
Switch Function:
Switch Type:
Terminal Finish:
Terminal Length:
Terminal Material:
Termination Type:
L202031MS02Q Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.50
SB
PCN Assembly/Origin - Series Transfer 26/Nov/2012
C&K is now a part of Littelfuse, Inc. Since its formation in 1928, C&K has been at the forefront of technological evolution in electromechanical switches. The company’s unmatched design capabilities tailored to customer needs are recognized globally by design engineers who demand high-quality switch performance. Nearly a century later, C&K remains one of the most recognizable and trusted names in the e-mech switch industry. C&K has headquarters in Waltham, Massachusetts (United States) and global design centers at its HQ location alongside Dole (France) and Huizhou (China). Used in automotive, industrial, medical and consumer products, among other applications, C&K products – including tactile, rocker and toggle switches – are assembled in over 55,000 standard products and 8.5 million switch combinations to companies that design, manufacture and distribute electronics products. So whether you’re interested in a universal paddle switch assembly for a fire alarm, a compact start/stop button for a boating application, a switching mechanism for a surgical device with a specific actuation force, or a tailor-made multi-position snap-switch module for temperature adjustment, you can count on C&K to deliver the best possible solution every time.
2N2222A
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; Package Shape: ROUND;
LM358N
Intersil
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LM555CMX
Onsemi
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
1N4148
Central Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BAV99
STMicroelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Goodwork Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
General Semiconductor
SMBJ18CA
Mde Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Vishay Intertechnology
Vishay Intertechnology's LL4148 diode features a max reverse recovery time of 0.004 us, forward voltage of 1 V, and output current of 0.15 A. Ideal for rectification applications in electronics due to its high efficiency and low power dissipation capabilities.
Crimson Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
ABS25-32.768KHZ-T
Abracon
Abracon's ABS25-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 50000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency, such as IoT devices and precision timing systems in industrial settings.
STM32F401CDY6TR
STM32F401CDY6TR by STMicroelectronics is a 32-bit microcontroller with 393216 ROM words, 50 MHz clock frequency, and 36 I/O lines. It is used in applications requiring high-speed processing, such as industrial automation and consumer electronics.
Silicon Group
MMBF170LT1G
Rochester Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Package Style (Meter): SMALL OUTLINE; No. of Terminals: 3;
BSS84-7-F
SPC TECHNOLOGY/ MULTICOMP
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Transistor Element Material: SILICON;
OPA2227UA
Texas Instruments
OPA2227UA by Texas Instruments is a dual operational amplifier with low-offset voltage of 200 uV and bias current of 0.01 uA. It operates at temperatures ranging from -40 to 85 °C, making it suitable for industrial applications requiring precise signal amplification. With a unity gain bandwidth of 8000 kHz, this op amp is ideal for high-frequency circuit designs.
NDT2955
National Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 3 W; JESD-609 Code: e0; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
Temic Semiconductors
OPA2277UA/2K5
Burr-Brown Corporation
OPERATIONAL AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
L202011MS02B
C & K Components
L202011MS02B slide switch by C & K Components features DPDT switch function, with gold over nickel end contact plating and copper terminal finish. It has a max DC contact voltage of 20V and is ideal for applications requiring a high type actuator in electronic devices.
1201-M2S3CQE2
Lamb Industries
1201-M2S3CQE2 by Lamb Industries is a DPST slide switch with copper alloy terminals. It has an electrical life of 50,000 cycles and insulation resistance of 1G ohm. Ideal for applications requiring a maintained switch action, with AC max rating of 2A@250VAC and DC max rating of 5A@28VDC.
2-1437581-2
TE Connectivity
TE Connectivity 2-1437581-2 is a WHITE slide switch with 4PDT function. It has an electrical life of 15000 cycles, insulation resistance of 1000000000 ohm, and operates b/w -40 to 80 °C. Ideal for applications requiring a reliable switch with extended side actuator and solder termination.
1825256-6
TE Connectivity 1825256-6 is a black SP3T slide switch with epoxy terminal sealing. It has an electrical life of 15000 cycles, operates b/w -20 to 85°C, and supports 0.4A current at 20VAC/DC. Ideal for panel mounting applications requiring ON-ON-ON contact function.
TS01ABE
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPDT; Type (Actuator): SLIDE; Contact Function: ON-ON; Solderability: MIL-STD;
JS202011SCQN
JS202011SCQN by C & K Components is a DPDT slide switch with black nylon housing and brass terminals. It has an electrical life of 5000 cycles, insulation resistance of 100M ohm, and operates b/w -40 to 85°C. Ideal for applications requiring a latched slide switch with surface mount straight mounting feature.
OS102011MS2QS1
Itt Cannon
OS102011MS2QS1 by ITT Cannon is a SPDT slide switch with 10000 cycles electrical life. It operates b/w -10°C to 70°C, with max DC contact voltage of 12V and current of 0.1A. Ideal for applications requiring latched switch action, solder termination, and through hole-straight mounting.
1825087-1
SLIDE SWITCH;
1825116-1
TE Connectivity 1825116-1 is a SPDT slide switch with 6000 cycles electrical life. It operates at temperatures from -10 to 85°C, handling 0.25A@125VAC and 0.15A@12VDC. Ideal for applications requiring latched switch action, it features through-hole-right angle mounting and solder termination.
SE1DGPC04
TE Connectivity's SE1DGPC04 is a YELLOW slide switch with SPDT function. It has a max AC contact current of 0.4A and DC contact voltage of 20V, suitable for panel mounting applications in electronics requiring ON-ON contact function.
CFS-0102TB
Nidec Copal Electronics
SLIDE SWITCH; Terminal Finish: Gold (Au); JESD-609 Code: e4;
MS12ASW40
Nkk Switches
MS12ASW40 by Nkk Switches is a SPDT slide switch with STAINLESS STEEL housing and COPPER ALLOY terminals. It has an electrical life of 25,000 cycles and insulation resistance of 1G ohm. Ideal for applications requiring a durable slide switch with SILVER contacts, such as consumer electronics or industrial equipment.
CAS-220TA
CAS-220TA by Nidec Copal Electronics is a waterproof DPDT slide switch with gold-plated contacts. It has a 3.9" width, 2.5mm height, and operates b/w -40°C to 85°C. Ideal for applications requiring a latched switch with low contact resistance and high insulation resistance of 1Gohm.
JS102011SCQN
JS102011SCQN by C & K Components is a black slide switch with nylon housing and brass terminals. It has SPDT function, 5000 cycles electrical life, and 100M ohm insulation resistance. Ideal for applications requiring a latched slide switch with 0.3A@6VDC max rating in tape and reel packaging.
1437579-6
TE Connectivity's 1437579-6 is a black slide switch with SPDT function and extended side type actuator. It has an electrical life of 60000 cycles and can handle a max AC contact current of 0.4A. This slide switch is commonly used in panel mount applications where latched switch action is required.
SS12SDP4
SS12SDP4 slide switch by Nkk Switches has a SPDT switch function with 10000 cycles electrical life. It operates at temperatures ranging from -15 to 60 °C and supports max contact current of 0.014A at 28VAC/DC. Ideal for through-hole mounting applications in various electronic devices.
S202031MS02Q
S202031MS02Q by ITT Cannon is a DPDT slide switch with 10000 cycles electrical life. It has a body width of 13.46mm and height of 7.11mm, suitable for applications requiring latched switch action. With max AC contact current of 6A@250VAC, it operates in temperatures ranging from -30°C to 65°C, making it ideal for various electronic devices.
1825255-1
Tyco Electronics Alcoswitch
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPDT; Type (Actuator): EXTENDED TOP TYPE; Manufacturer Series: 1825255; JESD-609 Code: e4;
JS102011JCQN
JS102011JCQN by C & K Components is a SPDT slide switch with 5000 cycles electrical life. It has a body width of 3.6 inch and height of 3.6 mm, suitable for applications requiring latched switch action. With a max DC contact voltage of 6V and current rating of 0.3A, it is ideal for surface mount-straight mounting in various electronic devices.
CMS-4202C
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
L202011MS02QE
L202011MS02QE slide switch by C & K Components is a DPDT switch with a body width of 10.79 inch and a body height of 7.32 mm. It has a max AC contact current of 4A@125VAC and is commonly used in applications requiring latched switch action.
L202011MS02Q
L202011MS02Q by C & K Components is a DPDT slide switch with nylon housing and copper terminals. It has an electrical life of 10,000 cycles and insulation resistance of 1G ohm. With a max AC contact current of 4A@125VAC, it is ideal for applications requiring reliable switching in electronic devices.
L202011MS02Q2
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Terminal Finish: SILVER; Maximum DC Contact Current: 4 A;
L202011SS03Q
SLIDE SWITCH; Mounting Feature: PANEL MOUNT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Body Color: BLACK; Maximum DC Contact Current: 4 A;
L202021MA04Q
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Contact Resistance: 10 mohm; Center Contact Material: COPPER;
L202031MS02B
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Maximum AC Contact Voltage: 20 V; Angle (Actuator): 0 deg;
L202031MS02GE
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Electrical Life: 10000 Cycle(s); Terminal Finish: Gold (Au) - with Nickel (Ni) barrier;
L202031MS02G
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Terminal Finish: Gold (Au) - with Nickel (Ni) barrier; Maximum AC Contact Current: 4 A;
L202031MS10B
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Maximum DC Contact Current: .02 A; Switch Action: LATCHED;
L202031MS10GE
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Maximum AC Contact Current: 4 A; End Contact Material: COPPER ALLOY;
L202031MS10G
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Material (Actuator): NYLON; Body Length/Diameter: 19.3 mm;
L202031MS10QE
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Insulator Material: NYLON; Maximum Operating Temperature: 65 Cel;
L202031MS10Q
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Minimum Operating Temperature: -30 Cel; Length (Actuator): .375 inch;
L202031MS12BE
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Maximum AC Contact Current: .02 A; Body Color: BLACK;
L202031MS12B
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Body Height: 7.32 mm; Maximum Operating Temperature: 65 Cel;
L202031MS12GE
L202031MS12G
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Maximum AC Contact Voltage: 125 V; End Contact Plating: GOLD OVER SILVER;
L202031MS12QE
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; DC Maximum Rating R Load (Contact): 4A@28VDC; Body Length/Diameter: 19.3 mm;
L202031MS12Q
SLIDE SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: DPDT; Type (Actuator): HIGH TYPE; Material (Actuator): NYLON; Terminal Material: COPPER;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved