Description: Long Standby: High-capacity battery, up to about 3 hours of talk time, about 3 hours of music time, and only about 1-2 hours for a full charge. Bluetooth 5.0: Support Bluetooth V5.0 connection, providing faster, more stable and wider compatibility. High-quality Sound Quality: bilateral stereo sound, . Portability: Neck-mounted Bluetooth headset, magnetic design prevents the headset cords from tangling. Wide Range of Uses: suitable for freeing your hands during fitness, exercise and running. Specification: Product name: Bluetooth headset Material: ABS + Silicone Bluetooth version: Bluetooth 5.0 Transmission distance: 10m Battery capacity: 55mAh polymer lithium battery (included) Music time: 3h, support up and down music/pause playback Talk time: 3h Standby time: 130h Charging time: 1-2h Working current: 22mA Standby current: 4uA Features: wireless, with microphone, in-ear, comfortable to wear Size Chart: Regular Package Includes: 1 Piece Bluetooth Headset 1 Piece Charging Cable 1 Piece Manual(6 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!