بلوتوث صوت BT201 AUDIO WITH SERIAL

بلوتوث صوت BT201 AUDIO WITH SERIAL

1.Description:

  BT-201 is a Mono MP3 Bluetooth Digital Power Amplifier Module. It support Bluetooth/U-disk/TF card audio input. Built-in 3W amplifier function, so user can connect speakers directly. Support select music and adjust volume.

2.Feature:

  1>.Built-in 3W amplifier

  2>.Support DC 5V input

  3>.Industrial design stable and efficient

  4>.Support BLE/SPP data transmission

  5>.MP3 15meter lossless data transmission

  6>.Support UART

  7>.Support button adjust control

  8>.Support U-disk(Max 128G)

  9>.Support TF card(Max 128G)

3.Parameter:

  1>.Model:BT-201

  2>.Work voltage:DC 3.3V-5V

  3>.Quiescent current:20mA

  4>.Support file format:MP3/WAV/WMA/FLAC/AAC/APE

  5>.UART interface:TTL level

  6>.Baud rate:Adjustable

  7>.Output power:4ohm 3W

  8>.Operating Temperature:-20℃~85℃

  9>.Operating Humidity:5%~95%RH

  10>.Module Size:60*40*8mm

4.Button description:

  1>.PREV/V-: Short press to select previous music.Long press to decrease volume.

  2>.NEXT/V+: Short press to select next music.Long press to increase volume.

  3>.MODE: Switch audio input type from Bluetooth,U-disk,TF card.

  4>.PP: Play or Pause.

5.Function:

  1>.Automatically generate Bluetooth MAC address.

  2>.Support MP3/WAV/WMA/FLAC/AAC/APE file format decoding.

  3>.Maximum support 128G U-disk and TF card.

  4>.Support breakpoint memory and play memory.

  5>.Support Bluetooth audio input.

  6>.Support play/pause,switch previous/next music.

  7>.Support phone call function.User can set cancel call.

  8>.Support Answer/Hang up/Call back/Refuse for phone call.

  9>.Support Bluetooth 5.0.

  10>.Support HFP/A2DP/AVRCP/HSP/GAVDP/IOP/SPP/BLE.

  11>.Maximum communication distance about 15meter.

  12>.Frequency range 2.4GHz~2.480GHz.Class2 4dbM.

6.UART description:

  1>.Baud rate:115200bps(User can set by command)

  2>.Data bit:8bit

  3>.Stop bit:1bit

  4>.Check Digit:None

  5>.Control flow:None

  6>.Control command format: AT+<CMD>[<param>]rn

  7>.Return data format: <IND>[<param>]rn

  8>.AT+:The start of a control command.

  9>.<CMD>:Specific control command.

  10>.[<param>]:The parameter of CMD if need.

  11>.rn:Enter and Wrap.

  12>.<IND>:The start of return data.

7.Package:

  1pcs BT-201 MP3 Bluetooth Digital Power Amplifier Module