Kompatibilis 4.0 4.1 4.2 5.0 Bluetooth audio vevőkártya MP3 veszteségmentes dekóder kártya vezeték nélküli sztereó zenei modul XY-WRBT
Compatible 4.0 4.1 4.2 5.0 Bluetooth Audio Receiver Board MP3 Lossless Decoder Board Wireless Stereo Music Module XY-WRBT
 
Interface description:
 
1. Power supply can use micro-USB mobile phone charger, 3.7-4.2V lithium battery, 3.7-24V DC power supply, one of the three can be chosen.
2. Short "on/off contact" 2 seconds can set the decoding board on/off, for battery power, not when the shutdown more energy saving, convenient modification.
 
Instructions for
 
After the power is switched on, the blue indicator light flashes and enters the Bluetooth mode. After broadcasting "prompt tone", it enters the pairing mode and waits for pairing. Mobile phone Bluetooth search "XY-WRBT" (power amplifier board device name), click "XY-WRBT" to connect, after the connection is successful, play "prompt tone", the indicator light is long on, the mobile phone music can be played, the indicator light blinks slowly when the music is played; After the Bluetooth is disconnected, the power amplifier board prepares for the next pairing and plays the "prompt tone" to enter the pairing mode and wait for pairing.
 
Note when using 3.7V lithium battery for power supply
 
1. When using battery power, the battery voltage is lower than 3.3V and the decoding board shuts down automatically. After re-powering or fully charging, short-circuit the on/off contact for 2 seconds to start up.
 
2. When using battery power, if the battery voltage is too low, fizzing noise may occur. In this case, charge the battery.
 
3. As there is no lithium battery charging protection circuit designed on the decoding board, it is recommended to use lithium battery with its own protection board.
 
4. If your rechargeable battery supports Micro USB direct charging, you can charge the battery directly with Micro USB.
 
1005004216385076. - fareast