Havit H655BT Bluetooth Headphones (Blue)

Efficiency Product color: Blue Wearing style: Headband Product type: Headphones Application: Calls/Music Market segment: Consumer Game mode: Yes Ports and interfaces Frequency response (music mode): 20 - 20000 Hz Connectivity: Wired and wireless 3.5mm connector: Yes Bluetooth profiles SPP HFP AVRCP A2DP AVDTP AVCTP USB connector: USB Type-C Wireless router range: 10 m Bluetooth: Yes Bluetooth version: 5.3 Battery Battery capacity: 700 mAh Supported battery type: Built-in Music playback time: 76 h Charging time: 1.5 hours Microphone Noise-canceling microphone: Yes Microphone type: Built-in microphone Headphones Noise reduction: Yes Noise reduction type: Active Impedance: 32 Ω Headphone sensitivity: 102 dB Speaker diameter: 4 cm