2020 NEW BLUETOOTH 5.0 3D STEREO SOUND EARBUDS<br>True wireless stereo,real no wires design,individual left and right channel HIFI sound,both the left and right earbud are bluetooth enable,could be used separately,or used on pair.<br>Bluetooth version:V5.0+EDR(BOTH SIDES),ultra low consumption<br>Bluetooth Mode:A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D113.<br>Bluetooth Frequency:2.4GHZ<br>Bluetooth Range:15-20m<br>Battery Capacity:Earbud:45mAh RECHARGEABLE Li-ion battery,Charging dock:400mAh<br>Talk/play time:Headphone playback time3-4hours,Headphone talk time approx:4hours<br>Standby time:both ears can stand for 6 hours