Rechargeable Battery Digital Audio Formats: MP3/WMA/AAC Clock, Alarm & Snooze Function 3.5mm Stereo Earphone Jack Output power:RMS 5 0W DC Operated with External AC/DC Adaptor LED Lights
Communication: Bluetooth 4.1 BT profiles: A2DP, AVRCP, HFP, HSP, GAVDP Range: up to 10 m Waterproof: IP67 Power RMS: 12W Battery: 2000 mAh Duration: approx. 9h