wireless 5.0 touch private mode LED digital display headset $ 15.25 Bluetooth solution: Jerry 6936D Headphone battery: 501012 40mAh Dock rechargeable battery: 602030 400mAh (with protection board) Type: moving coil Resistance: 32 Speaker size: 13mm Earphone playback time: 3-4 hours Bluetooth version: 5.0 Basic functions: flip automatic boot pairing + master-slave switching + binaural HD call Battery capacity of charging box: 400mah (with IC protection board) Battery capacity: 35mah Usage time: 3-4h Charging time: 1H Transmission range: 10-15m
