H628BT Audio seriesBluetooth headphone

①TF Card ②FM Mode ③ AUX ④ Button Control Bluetooth Version: V5.3 | Headphone Battery: 200mAh | Play Time: 10H(60% Vol.) Charging Time: About 1.5H | USB Port: Type-C | Headphone Dimension: 185*165*65mm Headphone Net Weight: 116g | Wireless Working Range: 10M (without obstacles) Profiles Supported:A2DP/AVCTP/AVDTP/AVRCP/HFP/SPP/SMP/ATT/GAP/GATT/RFCOMM/SDP/L2CAP Speaker Size: Φ40mm | Speaker Frequency: 20Hz~20KHz | Sensitivity: 105±3dB Impedance: 32Ω | Input Voltage / Current: DC 5V/300mA