H633BT Audio seriesBluetooth headphone

① AUX ②Button Control ③ Heavy Base Bluetooth Version: V5.3 | Headphone Battery: 350mAh Play Time: 20H(70% Vol.) | Talk Time: 19H Standby time:175H Charging Time : 2.5H | USB Port: Type-C Headphone Dimension : 170*195*76mm Headphone Net Weight: 185g Wireless Working Range: 10M (without obstacles) Profiles Supported: HFP/A2DP/AVRCP