(1)Bluetooth version:Bluetooth v2.1
(2)Working Range: 10meter
(5)Built in 300mah rechargeable battery
(6)Working time: 2-3 hours
(7)Support A2DP V1.2, AVRCP V1.4 profiles;
(9)Support Line-in and hand-free, with internal mic
(10)Distortion: <1%
(11)Frequency response: 100HZ-20KHZ
(12)Loudspesker output: 4Ω2W
(13)STN: ≥85±3dB
(14)With LED indicating when working
(15)Unique design with good sound quality and With supper strong suction on glass, flat board
(16)Meet IP4 water proof
(17)Optional with FM radio(excluded)