[Super Sound Quality] Latest Wireless Bluetooth 4.0 Technology with A2DP/ AVRCP support, ensure transmitting strong signal in high quality & high speed and offering high-fidelity stereo music. In additional, built-in high-performance Powerful Speaker and High-sensitivity Microphone offers you wonderful sound quality and clear communication effect.
[Bluetooth 4.0+EDR,] 10 days standby time & 6 hours working time & 2 hours charging time only.
[Keeping Ear Disease Away] Bone Conduction Sensor: Wearing in the temporal bone of the ear, no need to put into ears, easy to clean, avoid ear disease caused by harmful bacteria in air and sweat when listening music.
[IPX4 Waterproof Design] IPX4 Waterproof design immerse you in sports and music, no need to worry about sweat. Suitable for walking, hiking, running, climbing, skating, driving and other activities.
Transmission distance: 10 m/33 ft
Play time: about 6 hrs.
Charge time: about 2 hrs.
Frequency Response Range: 20-20000Hz
Bluetooth Version: 4.0
Mic sensitivity: -41 DB +/- 3 DB
Wireless Type: Bluetooth