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  1. RS232 to Terminal Serial Port DB9 Adapter

    RS232 to Terminal Serial Port DB9 Adapter

    As low as $0.40 As low as $0.36
  2. FT232RL USB to TTL Serial Port Module

    FT232RL USB to TTL Serial Port Module

    $1.95 As low as $1.72
  3. TDA7850 Power Amplifier Board - 4x50W, 4 Channel

    TDA7850 Power Amplifier Board - 4x50W, 4 Channel

    3.5  (1) 
    $7.25 As low as $6.41
  4. MCP6022 Silicon Microphone Sensor Module

    MCP6022 Silicon Microphone Sensor Module

    $4.25 As low as $3.93
  5. XH-M139 Digital Power Amplifier Board - 2x50W+100W

    XH-M139 Digital Power Amplifier Board - 2x50W+100W

    4.4  (3) 
    $5.25 As low as $4.77
  6. MCP4725 12-Bit DAC Digital to Analog Converter Module

    MCP4725 12-Bit DAC Digital to Analog Converter Module

    $1.50 As low as $1.32
  7. MAX7219 Dot Matrix LED Display Module (Green)

    MAX7219 Dot Matrix LED Display Module (Green)

    $0.95 As low as $0.84
  8. MAX7219 Dot Matrix LED Display Module (Blue)

    MAX7219 Dot Matrix LED Display Module (Blue)

    5.0  (1) 
    $0.95 As low as $0.84
  9. 8-Channel Bi-Directional I2C Logic Level Converter Module

    8-Channel Bi-Directional I2C Logic Level Converter Module

    $0.55 As low as $0.49
  10. MAX7219 8x32 LED Dot Matrix Display - Green

    MAX7219 8x32 LED Dot Matrix Display - Green

    $3.50 As low as $3.10
  11. TCA9548A I2C 8-Channel Multiplexer Breakout Expansion Board

    TCA9548A I2C 8-Channel Multiplexer Breakout Expansion Board

    $0.60 As low as $0.53
  12. Dual Channel Blue LED Music Sound Spectrum Indicator

    Dual Channel Blue LED Music Sound Spectrum Indicator

    $4.95 As low as $4.40
  13. XPT8871 Audio Amplifier Module - 6W, 1-Channel

    XPT8871 Audio Amplifier Module - 6W, 1-Channel

    4.3  (4) 
    $0.30 As low as $0.27
  14. Bluetooth Wireless Audio Transmitter USB Dongle - 3.5mm Input

    Bluetooth Wireless Audio Transmitter USB Dongle - 3.5mm Input

    $3.75 As low as $3.30
  15. 12V USB/TF Card Car MP3 Decoder Board

    12V USB/TF Card Car MP3 Decoder Board

    Out of stock
  16. Waveshare 5 Megapixel Raspberry Pi Camera Board Fisheye Lens

    Waveshare 5 Megapixel Raspberry Pi Camera Board Fisheye Lens

    $26.75 As low as $23.70
  17. YwRobot Audio Amplifier Module

    YwRobot Audio Amplifier Module

    $4.50 As low as $3.96
  18. ADS1115 4-Channel 16-Bit ADC Module for Raspberry Pi

    ADS1115 4-Channel 16-Bit ADC Module for Raspberry Pi

    5.0  (1) 
    $6.50 As low as $5.75
  19. Bluetooth MP3 Audio Decoding Module with USB, TF Card Output

    Bluetooth MP3 Audio Decoding Module with USB, TF Card Output

    4.5  (4) 
    $2.50 As low as $2.18
  20. Backplane Adapter Plate for XS3868 Bluetooth Stereo Audio Receiver

    Backplane Adapter Plate for XS3868 Bluetooth Stereo Audio Receiver

    Out of stock
  21. YwRobot USB to TTL FT232RL FTDI Basic Program Downloader

    YwRobot USB to TTL FT232RL FTDI Basic Program Downloader

    $8.50 As low as $7.52
  22. TPA3116D2 Dual Channel Audio Amplifier Board - 2x120W

    TPA3116D2 Dual Channel Audio Amplifier Board - 2x120W

    4.3  (3) 
    $4.25 As low as $3.74
  23. PCF8591 ADC/DAC Analog-Digital Module

    PCF8591 ADC/DAC Analog-Digital Module

    Out of stock
  24. Portable USB Powered LED Light - Green

    Portable USB Powered LED Light - Green

    $0.50 As low as $0.44
  25. Portable USB Powered LED Light - Orange

    Portable USB Powered LED Light - Orange

    $0.50 As low as $0.44
  26. Portable USB Powered LED Light - Blue

    Portable USB Powered LED Light - Blue

    $0.50 As low as $0.44
  27. Portable USB Powered LED Light - White

    Portable USB Powered LED Light - White

    $0.30
  28. Portable USB Powered LED Light - Violet

    Portable USB Powered LED Light - Violet

    $0.50 As low as $0.44
  29. USB To TTL Serial Module Downloader (CP2102 Chip)

    USB To TTL Serial Module Downloader (CP2102 Chip)

    5.0  (3) 
    $1.75 As low as $1.52
  30. CJMCU 3.5mm Dual Channel MP3 Stereo Headphone Jack Module

    CJMCU 3.5mm Dual Channel MP3 Stereo Headphone Jack Module

    5.0  (1) 
    $0.60 As low as $0.53
  31. TRRS 3.5mm Plug Jack Stereo Extension Module

    TRRS 3.5mm Plug Jack Stereo Extension Module

    $0.55 As low as $0.48
  32. 3x4 Flat Matrix Keypad

    3x4 Flat Matrix Keypad

    $0.50 As low as $0.44
  33. XH-M181 PAM8610 Stereo Amplifier Board - 2x15W Class D

    XH-M181 PAM8610 Stereo Amplifier Board - 2x15W Class D

    4.8  (3) 
    Out of stock
  34. TDA2030A 18W Audio Amplifier Board Module

    TDA2030A 18W Audio Amplifier Board Module

    5.0  (1) 
    $0.55 As low as $0.49
  35. WS2811 RGB LED Breakout Module - Pack of 2

    WS2811 RGB LED Breakout Module - Pack of 2

    $0.35 As low as $0.28
  36. MCP2515 CAN Bus TJA1050 Receiver Module SPI

    MCP2515 CAN Bus TJA1050 Receiver Module SPI

    5.0  (1) 
    Out of stock
  37. USBasp - USB programmer for Atmel AVR controllers

    USBasp - USB programmer for Atmel AVR controllers

    4.7  (5) 
    Out of stock
  38. Waveshare ST-LINK V2 (mini) - STM Programmer & Debugger

    Waveshare ST-LINK V2 (mini) - STM Programmer & Debugger

    4.0  (1) 
    $9.95 As low as $8.80
  39. WeMos D1 Mini Relay Shield

    WeMos D1 Mini Relay Shield

    $0.70 As low as $0.63
  40. WS2812B LED Strip- IP65- 144 LED/m- 1m

    WS2812B LED Strip- IP65- 144 LED/m- 1m

    As low as $6.95
  41. TWS 100W Bluetooth 5.2 Mono Power Amplifier Board

    TWS 100W Bluetooth 5.2 Mono Power Amplifier Board

    $13.95
  42. Bluetooth 5.0 Audio Amplifier Board Module Dual Channel Stereo Aluminum Alloy

    Bluetooth 5.0 Audio Amplifier Board Module Dual Channel Stereo Aluminum Alloy

    Out of stock
  43. ADS1256 24-bit ADC Module

    ADS1256 24-bit ADC Module

    $18.95
  44. XH-A156 PAM8403 Mini Digital Amplifier Board- 4x3W Class D

    XH-A156 PAM8403 Mini Digital Amplifier Board- 4x3W Class D

    $0.80
  45. Geeetech Voice Recognition Module

    Geeetech Voice Recognition Module

    $21.50
  46. Voltage to current Convertor For PLC

    Voltage to current Convertor For PLC

    Out of stock
  47. WS2812B LED Strip - IP30 - 30LED/m - 1m

    WS2812B LED Strip - IP30 - 30LED/m - 1m

    As low as $9.25
  48. CH340E USB to TTL (Serial) Module With USB-A Connector

    CH340E USB to TTL (Serial) Module With USB-A Connector

    $1.25
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