technical data
bluetooth version: 5.1
operating voltage: 12v/24v
supported fast charging protocols: qc3.0, qc2.0, huawei fcp, samsung afp, apple 2.4, pd
media playback support from microSD cards: 16-256 GB (tested)
supports playback format: mp3/wma/wav/flac
bluetooth transmission distance: with obstacles up to 5m, in a straight line up to 10m