Description
Support bluetooth 4.1 mode, support automatically back to even, support to decode WAV / APE / FLAC / MP3 files losslessly, support to output stereo, with 3W power amplifier on board, support USB audio function, support the TF card downloading, support U disk TF card playing, supprot IR remote function.
Parameters characteristics
Power supply:DC 3.7-5V
SNR:90dB
THD+N:-70dB
Crosstalk:-86dB
DNR:91dB
Support profile:A2DP / AVCTP / AVDTP / AVRCP / HFP
LOS > 15m
Operating specification
Mode control
bluetooth mode is default, powered on when there is no U disk or TF card installed on board; And music mode is defult, powered on when U disk or TF card is installed on board. Switching mode using adkey or IR remote.
Music mode
Playing the audio files stored in the U disk and TF card,when plug into U disk and TF card.
bluetooth mode
When switching mode and playing “The bluetooth device is ready to pair Inch,it goes into bluetooth mode and is ready to pair. The device named “XY_BT Inch Cell phone searched is the decoding board device.Connecting the “XY_BT Inch device with cell phone, the decoding board plays “The bluetooth device is connected successfuly Inch, the decoding board has connected with the cell phone successfully, and you can playing music through the bluetooth device. Showing in the below picture .
Interface details
Micro USB power:Universal Micro USB 5V power supply
USB Audio:Connect to a computer via a USB cable to use as an external sound card
U disk interface:Supports playing MP3/WAV/APE/FLAC files in U disk and supports FAT16/32 file format
LED indication:bluetooth mode blue light is on, music mode blue light is blinking
TF card interface:Supports playing MP3/WAV/APE/FLAC files in TF card and supports FAT16/32 file format
Infrared remote control:Support infrared remote control operation, the function is as defined below
AD key interface:Button interface, providing different resistance parameters to achieve different button functions
bluetooth decoding IC:Decoder board master chip
3.5mm stereo output:Standard 3.5mm interface, output stereo sound source, can be plugged into headphones, connected to power amplifier and other equipment
Right channel 3W:Audio right channel output, can drive 3W speakers
Left channel 3W:Audio left channel output, can drive 3W speakers
3W*2 amplifier:Onboard 2 channel 3W amplifier for stereo drive 3W speaker
3.7-5V power supply pad:Realize external 3.7-5V power supply modification
Button and remote control function definition
Button:Function
PREV/V-:Short press the previous track, long press the volume to decrease
P/MODE:Short press play and pause switch, long press mode switch
NEXT/V+:Short press next song, long press the volume to increase
MODE:TF card, U disk, bluetooth mode switching
RPT:Single/cycle switching
EQ:Sound mode switching
Package Included
1 x bluetooth decoder board
1 x Remote control
Additional information
| Weight | 0.011 kg |
|---|
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