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Digital Audio Amplifier MP3 Bluetooth-compatible Decoder Board USB TF Card Wirless Amplifier Module

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Bluetooth voice player.It support Bluetooth wireless connections and SD card and U-Disk. Smart home playback.

1>. Bluetooth wireless connection.Longest communication distance 20 meter.
2>. Support max 32G SD card and U-Disk.
3>. Support decoding function.
4>. Support amplifier function.
5>. Pairing voice prompts.
6>. Support sound quality selection.
7>. Easy to use,just need power and headset.


No. Parameter Value
1 Mode XH-M421
2 Work voltage DC 5V / Micro USB
3 Storage mode TF Card,U-disk
4 Output Power 3W*2
5 Audio Socket 3.5mm
6 Size 68*48*10mm

Use Manual:
1>. Voice prompts ’Bluetooth mode.the Bluetooth device is ready to pair’ after power on.
2>. Turn on Bluetooth for your phone and search for the device ‘Bluetooth ’ and connect.Voice prompts ’Bluetooth mode.the Bluetooth device is connected successfully’ after pair.
3>. ‘Mode’ key : Short press is used for play/stop;Long press is used to select U-disk and TF card.
4>. ‘Play’ key : It is used for play/stop.
5>. ‘Prev/V-’ : Short press to select previous song;Keep press to reduce volume.
6>. ‘Next/V+’ : Short press to select next song;Keep press to increase volume.
7>. ‘EQ’ : Select voice play tone.

Indicator Description:
1>. Green LED and Blue LED will keep light after power on
2>. Blue LED will flashing if module connect to Bluetooth or U-disk or TF card.
3>. Default Bluetooth mode after power on.
4>. Priority.U-disk > TF card > Bluetooth.It will play music in U-disk if connect U-disk and Bluetooth at the same time.

1>. Speaker
2>. Smart home
3>. Voice prompts
4>. Hotel
5>. Mall
6>. Toy

Frequency asked questions:
1>. Is the voice prompt in English?
Q : Yes,It is.
2>. Can delete the voice prompt?
Q : No,it can not.
3>. Can playback priority be set?
Q : No,it can not.

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Tested by ICStation's Outstanding Partner Stefan0719:

Learn More Details in below Videos:
(German Version)

 (English Version)

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Digital Audio Amplifier MP3 Bluetooth-compatible Decoder Board USB TF Card Wirless Amplifier Module

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