Havit TW931 - TWS wireless headphones, white

Headphone frequency: 20 - 20000 Hz | Headset type: Binaural | Oven control type: Touch | Impedance: 26 Ω | Battery operated: Yes | Charging case dimensions (W x D x H): 46,7 x 51 x 23,8 mm | Left earpiece battery capacity: 30 mAh | Product type: Headset | Wearing style: In-ear | USB Type-C ports quantity: 1 | Number of microphones: 2 | Right earpiece battery capacity: 30 mAh | Talk time: 4 h | Package contents: Headphones | Continuous audio playback time: 6 h | USB Power Delivery (USB PD): Yes | Bluetooth version: 5.4 | Right earpiece weight: 3 g | Package contents: Charging case | Bluetooth range: 10 m | Battery capacity (charging case): 300 mAh | Recommended usage: Calls/Music | Ear coupling: Intraaural | Connectivity technology: Wireless | Left earpiece weight: 3 g | Product colour: White | Driver diameter: 10 mm | Bluetooth: Yes | Battery recharge time: 1,5 h | Case weight: 25,2 g | Built-in microphone: Yes | Warnings: Do not use near sources of heat or flame.