(1)Bluetooth version:Bluetooth v3.0+EDR
(2)Working Range: 10meter
(3)Built in 800mA rechargeable battery
(4)Working time: 4-8 hours
(5)Support A2DP V1.2, AVRCP V1.4 profiles;
(6)Support Line-in and hand-free, with internal mic
(7)Support music from TF card(optional)
(8)Distortion: <0.5%
(9)Frequency response: 20HZ-20KHZ
(10)Loudspesker output: 4Ω3W
(11)STN: ≥85±2dB
(12)With LED indicating when working
(13)Unique design with good sound quality
(14) Optional to Support NFC function(1)Unit Size:58x58x160mm
(2)Weight:200g
(3)Color:black, blue, green
(4)Material:ABS