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Search results for: 'HC-05 Bluetooth module connected to Arduino board'

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Arduino Pro Mini ATmega328 - 5v Arduino Nano 33 BLE Sense - Der ultimative IoT-Board mit Bluetooth und Sensor arduino lcd display module Arduino Sensor Kit - Measure Temperature Humidity Light and More Arduino Uno Breadboard DTH 11 Sensor Light Sensor LDR Moisture Sensor ESP8266 Wi-Fi Module Active Buzzer Jumper Wires 9V Battery
  1. Active Buzzer Alarm Sound Module - Pack of 5

    Active Buzzer Alarm Sound Module - Pack of 5

    4.2  (3) 
    $1.25 As low as $0.96
  2. FC-04 Microphone Sound Sensor Module

    FC-04 Microphone Sound Sensor Module

    4.8  (2) 
    $0.40 As low as $0.35
  3. XH-M510 TDA7498 Dual Channel Power Amplifier Board - 2x100W

    XH-M510 TDA7498 Dual Channel Power Amplifier Board - 2x100W

    4.0  (2) 
    $8.50 As low as $7.52
  4. DY-SV17F Mini MP3 Player Audio Module - IO Trigger USB Download, 4MB Flash

    DY-SV17F Mini MP3 Player Audio Module - IO Trigger USB Download, 4MB Flash

    4.5  (1) 
    $1.95 As low as $1.74
  5. MAX4466 Electret Microphone Adjustable Amplifier Module

    MAX4466 Electret Microphone Adjustable Amplifier Module

    4.4  (3) 
    $0.90 As low as $0.80
  6. GPD2846A TF Card MP3 Decoder 2W Amplifier Module

    GPD2846A TF Card MP3 Decoder 2W Amplifier Module

    4.8  (3) 
    $0.65 As low as $0.58
  7. Passive Buzzer Alarm Sound Module - Pack of 5

    Passive Buzzer Alarm Sound Module - Pack of 5

    4.0  (1) 
    $0.95 As low as $0.85
  8. YwRobot TDA2822 Dual-channel Audio Amplifier Module

    YwRobot TDA2822 Dual-channel Audio Amplifier Module

    $5.95 As low as $5.28
  9. XH-M802 Passive Tone Volume Bass Preamplifier Board

    XH-M802 Passive Tone Volume Bass Preamplifier Board

    $1.25 As low as $1.07
  10. TDA7850 2.1 Channel 2*80W+120W Class AB Power Subwoofer Amplifier Board

    TDA7850 2.1 Channel 2*80W+120W Class AB Power Subwoofer Amplifier Board

    $16.75
  11. LM386 Audio Amplifier Module - 200 Adjustable Gain

    LM386 Audio Amplifier Module - 200 Adjustable Gain

    5.0  (1) 
    $0.35 As low as $0.31
  12. WTV020-SD Micro SD Card MP3 Sound Player Module

    WTV020-SD Micro SD Card MP3 Sound Player Module

    Out of stock
  13. MAX9812L Microphone Amplifier Voice Module

    MAX9812L Microphone Amplifier Voice Module

    $2.25 As low as $1.95
  14. NE5532 Stereo Pre-Amplifier Tone Audio Board

    NE5532 Stereo Pre-Amplifier Tone Audio Board

    4.5  (2) 
    $2.95 As low as $2.78
  15. WT588D-16p Sound Player Module

    WT588D-16p Sound Player Module

    $2.25 As low as $1.96
  16. TDA7297 2x15W Audio Power Amplifier Module

    TDA7297 2x15W Audio Power Amplifier Module

    $1.95 As low as $1.77
  17. XH-M567 TPA3116D2 Dual Channel Digital Power Amplifier Board

    XH-M567 TPA3116D2 Dual Channel Digital Power Amplifier Board

    $2.75 As low as $2.48
  18. OPA541 Low Frequency Power Amplifier Module

    OPA541 Low Frequency Power Amplifier Module

    $36.25
  19. BDM8-A TPA3255 2x300W HIFI Class D Amplifier Board

    BDM8-A TPA3255 2x300W HIFI Class D Amplifier Board

    $27.50
  20. ISD1820 Voice Recording Playback Module

    ISD1820 Voice Recording Playback Module

    $1.95 As low as $1.64
  21. 12V Bluetooth MP3 Audio Decoder Supports USB MicroSD w/ Remote COntrol

    12V Bluetooth MP3 Audio Decoder Supports USB MicroSD w/ Remote COntrol

    $2.50 As low as $2.28
  22. TDA2030A v2.1 3-Channel Subwoofer Stereo Audio Amplifier Board

    TDA2030A v2.1 3-Channel Subwoofer Stereo Audio Amplifier Board

    Out of stock
  23. TBP18A15 Speaker/Microphone Intercom Voice Module

    TBP18A15 Speaker/Microphone Intercom Voice Module

    Out of stock
  24. Waveshare Sound Sensor Module

    Waveshare Sound Sensor Module

    $2.50 As low as $2.25
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