Hoco S7 Delight Wireless Headset With mic

Wireless specification: BT V5.0 BK3266.
Support protocols Headset, Hands-free, A2DP, AVRCP.
Charging voltage DC5V, charging time about 1.5 hours.
Battery capacity: 50mAh.
Size 97*45*18mm, weight 9g.
Calls / music time: 4 hours, standby time: 80 hours.
Digital noise reduction function.