Features:
1: Support Bluetooth 4.2 transmission, support SD card, U disk player, support mobile phone APP remote control, I2S output .
2: This card is the output I2S digital signal, can not directly connect the output audio, please note.
In the transmission performance, the Bluetooth 4.2 standard data transfer speeds increased by 2.5 times, mainly due to the Bluetooth smart packet capacity than the previous increase of 10 times, while reducing the transmission error rate.
Support SD card U disk playback, and support the mobile phone APP remote control, through the APP remote control, you can use the phone to read and control the daughter card on the SD card song information and playback operations, very convenient
Use voltage: can use single 6V to single 12V range of transformer,. can use 7-15V DC power supply .
PCB size: 83X58MM .
Bluetooth Use:
Use is very simple, press the MODE button to switch to the Bluetooth file, open the phone Bluetooth reception, you will find a new Bluetooth device, click the matching connection.
1: To increase the transmission distance, you can add an external Bluetooth antenna (no antenna about 5 meters)
2: Do not set the volume control button is too low, will be dynamic enough, do not set to the highest, to avoid saturation distortion and broken sound .
can access SD card, U disk directly automatically play .
support WAV MP3 FALC APE document