Bluetooth V5.0+EDR, with MIC
Frequency:2.4GHZ-2.4835GHZ
ransfer Distance: 10m,
Impedance:32OHM(Ω)
Supported protocols: HFP HSP A2DP AVRCP APTX
Lithium battery capacity:30mAH,300mAh
Play/Talk time: 2hours,
USB chargiing time: 0.5hours.
colors: black,white