Description: By attaching a speaker to this module, you have in essence a Bluetooth-linked speaker for your phone.
Adopts Bluetooth 5.0 communication technology.
Built-in a high-quality audio decoder that can decode MP3, WAV, WMA, FLAC, AAC, and APE.
With an onboard 3W mono amplifier that can directly drive a 4ohms/8ohms 3 Watts speaker.
24-bit DAC output and supports dynamic range 90dB and SNR 85dB.
Equipped with a 3.5mm headphone jack that is able to connect with a headphone or an external amplifier.
Uses micro SD card and USB flash disk for the storage devices.
Supports max. 128GB micro SD card and max.128GB USB flash disk. Automatically plays audio files from micro SD card or USB flash disk when it is powered on.
Supports max. 128GB micro SD card and max.128GB USB flash disk.
Automatically plays audio files from micro SD card or USB flash disk when it is powered on.
4 function buttons “Prev/V-”, “Next/V+”, “Play/Pause”, and “Mode”.
Power-off memory function.
Can work with an IR remote control (IR remote control NOT included)
Supports UART serial control mode.
3.3-5V DC power input.
30 levels adjustable volume, and 5 levels adjustable EQ.
Superior sound quality and easy wiring.
PCB size: 60mmx40mm.
Supports 11172-3 and ISO13813-3 layer3 audio decoding
Supports sampling rate (kHz):8/11.025/12/16/22.05/24/32/44.1/48
Supports Normal, Jazz, Classical, Pop, Rock, etc.
Standard USB 2.0
Standard serial port and 3.3V TTL level
Working Voltage - 3.3V-5V(A diode is suggested to be attached after 7805)
Rated Current 10mA(quiescent state)
Amplifier Power 3 Watts
Work Temp. -40~+80°C
Humidity 5% ~95%
Documentation and Downloads