Support Bluetooth 4.1, support automatic connection function, support WAV+APE+FLAC+MP3 lossless decoding, stereo output, onboard stereo 3W amplifier, support USB Audio function, bring TF card download, support U disk, TF card play, support Infrared remote control,
1. Mode control When the decoder board is not plugged into a USB flash drive or TF card, the power-on default is Bluetooth mode; when the decoder board is plugged into a USB flash drive or TF card, the power-on default is the music mode; the mode switch is performed by the remote control MODE button or button. .
2. Music mode Insert a USB flash drive or TF card to play the stored audio files.
3, Bluetooth mode switching mode broadcast English "The bluetooth device is ready to pair", indicating to enter the Bluetooth mode and waiting for pairing; mobile phone Bluetooth search for "XY_BT" is the device name of the decoder board, click on the connection, the decoder board prompts "The bluetooth The device is connected successfuly", indicating that the decoder board and the mobile phone are successfully connected, and the music can be played.
Bluetooth low energy compatible technology
Support for remote applications
Accurate Received Signal Strength Detection (RSSI)
Compliant with CE (Europe) and FCC (US) certification standards
High performance ARM Cortex-M4F
Built-in battery monitoring and temperature sensor
With AES security protocol processor
Working voltage --->1.8-3.6V
Frequency error ---> +/- 20KHz
Transmit power --->-40~+4dBm
Receive sensitivity --->-96dBm
Receive current ---> 5.4mA
Emission current ---> 7.5mA / 5.3mA
Sleep power consumption ---> below 1uA
Remote control distance --->10-60 meters
Module size --->20*12*2mm
Transmission distance--->10-60 meters