Outdoor waterproof Bluetooth speaker stereo mini stereo Bluetooth Speaker subwoofer new hot personality

Lithium battery Bluetooth Speaker (1) Bluetooth V2.1 + EDR (2) supports HFP, A2DP, AVRCP (3) supports 5 hours of playback time (4) wireless transmission distance of 70% of the volume of 10 m (5) Function: Bluetooth speakers, hands-free, emergency signals, light, bicycle holder, car holder (6): LCD screen display, with function light (7): support overcharge, over discharge, over current and short circuit protection