Bluetooth V3.0+EDR, with MIC
Output power:0.5W*2,
Frequency:2.4GHZ-2.4835GHZ
Transfer Distance: 10m,
Impedance:32OHM(Ω)
Supported protocols: HFP HSP A2DP AVRCP APTX
Lithium battery capacity:70mAH,
Play/Talk time: 3hours,
USB chargiing time: 2hours.
colors: black,white,blue,red
Accessory: USB cable, blister package