Havit H655BT PRO - Bluetooth headphones (black)

USB Type-C charging port: Yes Depth: 82 mm Height: 195 mm Width: 173 mm Weight: 253 g Noise reduction level: Up to 40 dB Product colour: Black Product type: Headphones Wearing style: Head-band Recommended usage: Music Latency: 60 ms Connectivity technology: Wired & Wireless 3.5 mm connector: Yes Bluetooth: Yes Bluetooth version: 5.3 USB connector: USB Type-C Operating time (without ANC): 80 h Battery recharge time: 2.5 h Battery capacity: 700 mAh Continuous audio playback time (ANC off): 80 h Continuous audio playback time: 80 h Continuous audio playback time (ANC on): 48 h Battery type: Built-in battery Microphone type: Built-in Warnings: Avoid contact with water and moisture. Headphone sensitivity: 102 dB Impedance: 32 Ω Driver unit: 4 cm Headphone frequency: 20 - 40000 Hz Noise canceling: Yes Noise reduction: Yes