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Relay switch module and humidity detection module, fall detection module, positioning module, information parameter display module, voice prompt mod module mounting on trapezoidal sheet relay module for esp8266 Relay Module - 5v
  1. TBP18A15 Speaker/Microphone Intercom Voice Module

    TBP18A15 Speaker/Microphone Intercom Voice Module

    Out of stock
  2. 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
  3. 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
  4. DFPlayer Serial MP3 Aludio Player Module

    DFPlayer Serial MP3 Aludio Player Module

    Out of stock
  5. MAX98357 I2S Audio Amplifier Module

    MAX98357 I2S Audio Amplifier Module

    $1.25 As low as $1.09
  6. XH-A902 NE5532 Pre-Amplifier Module

    XH-A902 NE5532 Pre-Amplifier Module

    $0.95 As low as $0.84
  7. DY-SV20F 5W MP3 Playback Module

    DY-SV20F 5W MP3 Playback Module

    $2.75 As low as $2.42
  8. WTV020-SD Micro SD Card MP3 Sound Player Module

    WTV020-SD Micro SD Card MP3 Sound Player Module

    Out of stock
  9. TDA2030A 18W Audio Amplifier Board Module

    TDA2030A 18W Audio Amplifier Board Module

    5.0  (1) 
    $0.55 As low as $0.49
  10. Waveshare Sound Sensor Module

    Waveshare Sound Sensor Module

    $2.50 As low as $2.25
  11. MP3 Lossless Decoder Board With Power Amplifier Module - TF Card/U Disk Support

    MP3 Lossless Decoder Board With Power Amplifier Module - TF Card/U Disk Support

    4.9  (5) 
    $1.25 As low as $1.08
  12. TEA5767 Stereo FM Radio Module With Antenna

    TEA5767 Stereo FM Radio Module With Antenna

    $4.50 As low as $3.98
  13. YwRobot Active Buzzer Module

    YwRobot Active Buzzer Module

    Out of stock
  14. CJMCU PAM8302 Audio Amplifier Module - 2.5W 1-Channel

    CJMCU PAM8302 Audio Amplifier Module - 2.5W 1-Channel

    $0.70 As low as $0.62
  15. HXJ8002 Audio Amplifier Module - 3W, 1-Channel

    HXJ8002 Audio Amplifier Module - 3W, 1-Channel

    $0.25 As low as $0.22
  16. TPA3110 Audio Amplifier Module - 30W, 1-Channel

    TPA3110 Audio Amplifier Module - 30W, 1-Channel

    $1.25 As low as $1.10
  17. XPT8871 Audio Amplifier Module - 6W, 1-Channel

    XPT8871 Audio Amplifier Module - 6W, 1-Channel

    4.3  (4) 
    $0.30 As low as $0.27
  18. ISD1820 Voice Recording Playback Module

    ISD1820 Voice Recording Playback Module

    $1.95 As low as $1.64
  19. WT588D-16p Sound Player Module

    WT588D-16p Sound Player Module

    $2.25 As low as $1.96
  20. CT14 Stereo Bluetooth Power Amplifier Module

    CT14 Stereo Bluetooth Power Amplifier Module

    4.3  (9) 
    $1.25 As low as $1.12
  21. 5V Bluetooth MP3 Decoder Car FM Radio Module Support TF USB AUX w/ Remote Control

    5V Bluetooth MP3 Decoder Car FM Radio Module Support TF USB AUX w/ Remote Control

    5.0  (1) 
    $2.75 As low as $2.41
  22. CJMCU-1308 TDA1308 Class AB Stereo Headphone Driver Audio Module

    CJMCU-1308 TDA1308 Class AB Stereo Headphone Driver Audio Module

    $1.25 As low as $1.08
  23. DY-AP3015 2x30W Stereo Digital Amplifier Module

    DY-AP3015 2x30W Stereo Digital Amplifier Module

    $2.25 As low as $1.97
  24. JQ6500 MP3 Voice Module

    JQ6500 MP3 Voice Module

    $1.95 As low as $1.71
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