Powerful Bluetooth Speaker Bass Wireless Portable Subwoofer Waterproof Sound Box Support TF TWS USB Flash Drive

Connection method:Bluetooth 5.0 Play mode:Bluetooth,TF card,AUX play Charging voltage:DC 5V Working voltage:3.7V Transmission distance:about 10 meters Product name:S32 Distortion:less than 1% Weight:350g Size:123*74*74mm Packing accessories:packing box, speaker, lanyard, manual, charging cable Channels:2 (2.0) Origin:CN(Origin)