Exkokoro(TM)zSounds 360 Surround Sound Hi-Fi Portable Wireless Bluetooth Speaker Subwoofer with Powerful Bass,Micro SD/MIC/USB/AUX,Support Hands-free Calls/MP3/FM Radio(Black)

Bluetooth 3.0 Technology,Support AVRCP A2DP protocol. Vocal Tract:2.1 Battery Capacity:400mAh Working Time:3 hours or more Transmission Distance:10-15 meters Size:108x38x48mm Speaker Power:40mm 4x3W Frequency Response:280Hz-16KHz Net Weight:220 grams DC:5V…