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
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Body Width: 6.2 inch; Packing Method: TAPE AND REEL; Minimum Operating Temperature: -30 Cel; null: SPST;
Median Price
$2.320
Lifecycle Status
Suppliers In-Stock
19
In-Stock Inventory
1k+
Farnell
1+ parts
$2.270
100+ parts
$1.710
1k+ parts
-
10k+ parts
Adafruit Industries
$2.549
$2.422
Master Electronics
$6.534
$5.930
$3.010
Element14
$7.100
$5.380
$4.200
TE Connectivity
$7.810
$7.020
$6.440
TTI Europe
$1.909
Chip1Stop
$1.960
Powell Electronics
Verical
$2.310
Tomark Electronics Ltd
$0.940
Nova Conductors
$2.720
Electro Sonic
$3.540
$1.940
$1.740
IBS Electronics
$9.213
$8.361
$4.244
Rapid Electronics
Vyrian
Inventory MP
Bristol Electronics
VNN
Resion
Argo Parts USA
$2.476
Advanced Electronics
Modulus Dynamics
$2.618
$2.591
$2.513
Semicontronic
$3.270
$3.188
$3.172
Aztec Data Supply Inc.
Continental Prestige Electronics
$3.890
Perfect Parts
Kepictronics
Assy Fe
Authorized Procurement Solutions
Glotronic Ltd.
Netroflash
$2.666
$2.584
$2.530
Robosynatics
$73.885
Lucentia Tech
DIP & SIP Switches 1-1571983-4 attributes and parameters. Explore more DIP & SIP Switches devices from Tyco Electronics Amp
Contact Maximum DC Rating (R Load):
Contact Maximum DC Current:
Contact Maximum DC Voltage:
Mounting Type:
Length/Diameter:
Height:
Width:
Packing Method:
Termination Type:
Minimum Operating Temperature:
Maximum Operating Temperature:
Sealing Type:
Lifespan:
Manufacturer Series:
1-1571983-4 Relays trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.65
SB
EU2B-YS2J03C
Idec
ROTARY SWITCH;
AT90CAN128-16AU
Atmel
MICROCONTROLLER, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 64; Package Code: TQFP; Package Shape: SQUARE;
M39029/58-360
Amphenol
CONNECTOR ACCESSORY; MIL Conformity: YES; Associated Military - Specifications: MIL-DTL-38999; Contact Gender: MALE; Terminal Type: CRIMP; IEC Conformity: NO;
LM317BD2TG
Onsemi
LM317BD2TG by Onsemi is an adjustable positive single output standard regulator with a max output current of 1.5A and a max load regulation of 5.8%. Operating temperature ranges from -40 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact designs.
2N2222A
STMicroelectronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .6 A;
LM317T
Texas Instruments
LM317T by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max input-output voltage differential of 40V. Operating temperature ranges from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. With a max output current of 1.5A, this through-hole package regulator is ideal for power supply designs where adjustable voltage levels are needed.
LD1117S33TR
LD1117S33TR by STMicroelectronics is a fixed positive single output LDO regulator with a nominal output voltage of 3.3V and max output current of 1.3A. It has a small outline package style, operates at an adjustable temperature range from 0 to 125°C, and is ideal for applications requiring stable voltage regulation in compact electronic devices.
1N4148WS
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LM107H
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Code: TO-99; Package Shape: ROUND;
ULN2803A
Motorola
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Terminal Position: DUAL; JESD-30 Code: R-PDIP-T18;
OPA2227UA
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.
SS14
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
USBLC6-2SC6
USBLC6-2SC6 by STMicroelectronics is a unidirectional transient voltage suppressor diode with a breakdown voltage of 6V. It has a max clamping voltage of 17V and operates in temperatures ranging from -40 to 125°C. This device, with dual terminals and matte tin finish, is ideal for protecting sensitive electronics from voltage spikes in various applications.
SMBJ18CA
International Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Telefunken Microelectronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SMMBT3904LT1G
SMMBT3904LT1G by Onsemi is a NPN BJT with 3 terminals, 0.3W power dissipation, and 40V max collector-emitter voltage. Ideal for small outline applications requiring a transistor with hFE of at least 30, it operates up to 150°C and has a transition frequency of 300MHz.
Jiangsu Jiejie Microelectronics
1N4148
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
A6S-5104
Omron
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Body Width: 6.2 inch; null: SLIDE DIP SWITCH; End Contact Plating: GOLD; Body Height: 3 mm;
A6SN-9102-P
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; null: LATCHED; Contact Resistance: 200 mohm; null: FLAT TYPE; Maximum Operating Temperature: 85 Cel;
ADP0804
TE Connectivity's ADP0804 is a SPST piano DIP switch with 8 sections, gold over nickel plating, and polyphenylene sulphide housing. It has an electrical life of 1000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring reliable switching in electronic devices.
GDH06SATR04
TE Connectivity's GDH06SATR04 is a 6-section SPST slide DIP switch with gold over nickel plating. With a white actuator and polyphenylene sulphide housing, it has a max DC contact current of 0.1A and operates b/w -30°C to 85°C. Ideal for panel mounting applications requiring reliable switching in compact spaces.
A6T-2101
DIP Switches; Mounting Feature: THROUGH HOLE-STRAIGHT; Maximum DC Contact Voltage: 24 V; null: 2; null: 0 inch; null: 2;
TDA01H0SB1R
C & K Components
TDA01H0SB1R by C & K Components is a DIP & SIP switch with POLYPHENYLENE SULPHIDE housing. It features SPST switch function, 1000 cycles electrical life, and 100M ohm insulation resistance. Ideal for applications requiring slide dip switches with gold over nickel plating, such as in electronics operating b/w -40°C to 85°C.
A6SN-5102-P
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Maximum Operating Temperature: 85 Cel; Termination Type: SOLDER; Maximum DC Contact Voltage: 24 V; Electrical Life: 1000 Cycle(s);
A6S-4102-PMH
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Maximum DC Contact Voltage: 24 V; null: FLAT TYPE; Maximum DC Contact Current: .025 A; null: GOLD;
A6S-5101-H
Omron A6S-5101-H DIP switch has 5 sections, SPST function, and gold-plated contacts. With IP40 sealing, it offers 1000 cycles electrical life and operates b/w -20°C to 70°C. Ideal for applications requiring ON-OFF contact function in compact spaces.
4-1571999-5
TE Connectivity's 4-1571999-5 is a PIANO DIP SWITCH with SPST function. It has 4 switch sections, GOLD OVER NICKEL plating, and POLYPHENYLENE SULPHIDE housing material. Ideal for PANEL MOUNT applications with max DC contact current of 1A at 5VDC.
A6SN-1101
Omron A6SN-1101 is a slide DIP switch with SPST function. It has an electrical life of 1000 cycles and insulation resistance of 100MΩ. With IP40 sealing, it's ideal for applications requiring waterproofing in electronics.
A6E-3101-N
DIP Switches; Mounting Feature: THROUGH HOLE-STRAIGHT; Termination Type: SOLDER; null: SPST; Minimum Operating Temperature: -20 Cel; Contact Resistance: 200 mohm;
A6E-8101-N
Omron A6E-8101-N is a SPST slide DIP switch with 8 positions, gold-plated contacts, and 1000 cycles electrical life. It has a max DC contact voltage of 24V and insulation resistance of 100M ohm. Ideal for applications requiring reliable switching in temperatures ranging from -20 to 70°C.
A6H-8102
Omron A6H-8102 is a slide DIP switch with 8 sections, SPST function, and 1000 cycles electrical life. It operates b/w -20°C to 70°C, with max contact voltage of 24VDC and current of 0.025A. Ideal for surface mount applications requiring latched switch action in electronics.
A6S-3101-PH
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Contact Resistance: 200 mohm; null: SLIDE DIP SWITCH; null: 3; Packing Method: TR, EMBOSSED;
ADF04ST
Tyco Electronics Alcoswitch
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; null: SPST; null: SLIDE DIP SWITCH; Sealing: TAPE SEALED; null: 4;
1-1571983-3
TE Connectivity 1-1571983-3 is a DIP & SIP switch with POLYPHENYLENE SULPHIDE housing and COPPER ALLOY terminals. It offers SPST function, 10 switch sections, and gold over nickel plating. Ideal for applications requiring ON-OFF contact function in electronic devices.
A6T-1102
DIP Switches; Mounting Feature: THROUGH HOLE-STRAIGHT; Maximum Contact DC Rating (R Load): .025A@24VDC; null: 0 deg; PCB Hole Count: 2; null: LATCHED;
A6SR-8104
Omron A6SR-8104 is a SPST Piano DIP Switch with 8 sections, 1000 cycles electrical life, and IP40 sealing. Ideal for applications requiring momentary switch action in electronics, it has a max DC contact voltage of 24V and gold terminal finish.
A6D-7100
DIP Switches; Mounting Feature: THROUGH HOLE-STRAIGHT; PCB Hole Count: 14; Maximum DC Contact Voltage: 30 V; Additional Features: SEALED CONSTRUCTION; null: 500VAC;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
1-1571983-4
TE Connectivity 1-1571983-4 DIP & SIP Switch features POLYPHENYLENE SULPHIDE housing, COPPER ALLOY terminals, and GOLD OVER NICKEL plating. With SPST function and 10 switch sections, it's ideal for applications requiring ON-OFF control in electronic devices. Operating b/w -30 to 85°C, this slide dip switch offers reliable performance with a 1000-cycle electrical life.
1-1571983-1
Tyco Electronics Amp
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Body Height: 2.31 mm; Electrical Life: 1000 Cycle(s); Body Length/Diameter: 11.29 mm; null: 8;
TE Connectivity's 1-1571983-1 DIP & SIP Switch features POLYPHENYLENE SULPHIDE housing, COPPER ALLOY terminals, and GOLD OVER NICKEL plating. With SPST function and 8 switch sections, it is ideal for panel mounting applications requiring a max DC contact current of 0.1A at 50VDC.
1-1571983-0
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; null: LATCHED; JESD-609 Code: e4; Body Width: 6.2 inch; Manufacturer Series: 1571983;
TE Connectivity 1-1571983-0 is a DIP & SIP switch with POLYPHENYLENE SULPHIDE housing and COPPER ALLOY terminals. Featuring SPST function, it has 8 sections, GOLD OVER NICKEL plating, and operates b/w -30 to 85 °C. Ideal for applications requiring a reliable slide dip switch with latched action and solder termination.
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Minimum Operating Temperature: -30 Cel; null: LATCHED; Maximum DC Contact Current: .025 A; Electrical Life: 1000 Cycle(s);
1-1571999-1
TE Connectivity's 1-1571999-1 is a DIP & SIP switch with a white actuator and polyphenylene sulphide housing. It has an electrical life of 1000 cycles, insulation resistance of 100MΩ, and can handle a max AC contact current of 1A. This switch is commonly used in applications requiring SPST functionality and operates within a temperature range of -30°C to 85°C.
1-1571983-5
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Maximum DC Contact Voltage: 24 V; null: 2; Electrical Life: 1000 Cycle(s); null: LATCHED;
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Sealing: TAPE SEALED; Manufacturer Series: 1571983; null: POLYPHENYLENE SULPHIDE; null: SLIDE;
1-1571999-6
DIP Switches; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Maximum AC Contact Current: 1 A; null: NYLON; null: GOLD OVER NICKEL; Packing Method: BOX; TUBE;
1-1571999-4
TE Connectivity's 1-1571999-4 is a white DIP & SIP switch with a polyphenylene sulphide housing material. It has a max operating temperature of 85°C and can handle a max AC contact current of 1A. This piano dip switch is suitable for panel mounting and has a latched switch action.
1-1571983-6
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Manufacturer Series: 1571983; null: LIQUID CRYSTAL POLYMER; null: LATCHED; Maximum Operating Temperature: 85 Cel;
1-1571998-6
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; End Contact Plating: GOLD OVER NICKEL; Minimum Operating Temperature: -30 Cel; null: POLYPHENYLENE SULPHIDE; Maximum Contact DC Rating (R Load): .025A@24VDC;
1-1571998-2
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; null: 0 deg; null: COPPER ALLOY; Electrical Life: 1000 Cycle(s); End Contact Material: COPPER ALLOY;
1-1571998-5
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; End Contact Plating: GOLD OVER NICKEL; null: 300VAC; null: WAVE; End Contact Material: COPPER ALLOY;
1-1571998-9
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; null: GOLD OVER NICKEL; Electrical Life: 1000 Cycle(s); null: POLYPHENYLENE SULPHIDE; Maximum Contact DC Rating (R Load): .025A@24VDC;
1-1571983-2
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Maximum Contact DC Rating (R Load): .025A@24VDC; null: SLIDE; null: POLYPHENYLENE SULPHIDE; Maximum DC Contact Voltage: 24 V;
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Body Length/Diameter: 11.28 mm; Body Height: 2.31 mm; Termination Type: SOLDER; Maximum Operating Temperature: 85 Cel;
DIP Switches; Mounting Feature: SURFACE MOUNT-STRAIGHT; Packing Method: TAPE AND REEL; null: 10; Body Width: 6.2 inch; null: SPST;
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