Description 1.Collar design 2.CVC intelligent noise reduction, Bluetooth version 4.2 3.IPX4 waterproof 4.Anti-sweat and splash-proof function 5.Mobile phone battery display 6.200 hours long standby time 7.Magnetic design, automatic adsorption Specification: General Model G10BL Types Headset (with mic) Chipset CSR Material ABS, TPE, Silicone, Metal Bluetooth Version V4.2 Protocol A2DP, HSP, HFP, AVRCP Speaker Diameter 9mm Transmission Distance Up to 10m Charging Voltage DC 5V Battery Battery Types Li-Polymer Battery Capacity 110mAh Charging Time 2 hours Talk Time Up to 8 hours Music Time up to 6 hours Standby Time up to 200 hours Dimensions & Weight Item Weight 24g