Havit H668BT - Bluetooth cordless headphones (violet)

USB Type-C charging port: Yes Height: 205 mm Weight: 204 g Depth: 50 mm Width: 195 mm Product colour: Purple Market segment: Consumer Wearing style: Head-band Product type: Headphones Suitable for outdoor use: Yes Suitable for indoor use: Yes Recommended usage: Music/Everyday 3.5 mm connector: Yes Bluetooth version: 5.4 USB connector: USB Type-C Connectivity technology: Wired & Wireless Bluetooth: Yes Wireless range: 10 m Frequency response (music mode): 20 - 20000 Hz Battery capacity: 500 mAh Fast charging: Yes Continuous audio playback time (ANC off): 80 h Continuous audio playback time (ANC on): 50 h Noise canceling: Yes Noise canceling type: Active Driver unit: 4 cm Safety warning: Avoid contact with water., Do not use while charging., Keep away from heat sources.