Bone Conduction Headphones Wireless, Bluetooth Headsets Wireless Sports Earphones Handsfree Listening Cycling Running Gym (Green)

Specification: Model Number: Z8 BT: V5.0 BT IC: CSR 8635 Operation range: Up to 10 meters (no obstacle) Mono/Stereo: Stereo Frequency Range: 20-20KHz Receiving Sensitivity: 88dBm Mic: -42DB, anti-interference microphones Battery Capacity: 200mAh Music Playing Time: up to 6 hours (depends on music volume) Standby Time: 10 days Charging Time: about 2 hours Package List: 1 * Bone Conduction Headphone 1 * USB Cable 1 * Pair of Memory Foam Eartip 1 * User Manual