12V Folder Play With Power Amplifier MP3 Decoding Board With Recording Call Loss Motherboard With Bluetooth(Black)

1. Weight: about 40 grams2. Size: about 9.3x3.6 cm3. Power supply: 12V4. Remote control power supply: you need to bring your own CR2402 button battery5. Accessories: host x1, 2P power cord x3, 1P radio antenna x1, remote control x1Features:1. Support folder selection and playback2. Support calls/support recording (external recording), recording needs to be operated in TF mode or USB mode (long press the MODE button to start recording, long press the MODE button again to cancel recording and play the recording file, a storage device needs to be connected in the recording mode U disk or TF card)2. Support USB/TF/Bluetooth/Radio/AUX automatic switching3. Support power-off memory function: memorize songs and volume before power-off4. With power amplifier to support balanced output, stereo power 2x25W5. Support MP3/WMA/WAV/APE/FLAC version of song decoding6. Signal-to-noise ratio: 70dB or more7. Audio frequency range: 87.5-108MHzButton function description:1. PREV/VOL- long press to decreas