Power: 2 50W. Support MP3/ WMA/ WAV/ APE/ FLAC lossless music format. Bluetooth amplifier decoder board 1. IR: Infrared receiver module. 2, recording than need to connect a storage device, such as: U disk or TF card; storage devices, such as U disk or TF card, long press PLAY/PAUSE button (play/pause) to enter the recording folder and play the recording file.
eBay