1. 7V-23V power supply, 2x40W stereo
2. Left-side USB discharge, supports 1 current
3. Supports folder selection playback
4. Supports call/recording (external recording). Recording requires TF or USB mode (long press the MODE button to start recording, long press again to cancel recording and play the recording file; a USB flash drive or TF card needs to be connected in recording mode).
5. Supports automatic switching between USB/TF/Bluetooth/Radio/AUX
6. Supports power-off memory function: remembers the song and volume before power failure.
7. Product has built-in amplifier supporting balanced output, stereo power 2x40W
8. Supports MP3/WMA/WAV/APE/FLAC song decoding
9. Signal-to-noise ratio: 70dB
10. Radio frequency range: 87.5~108MHz
11. Accessories: Main unit x 1, 2P power cord x 3; 1P radio antenna x 1