Havit TW982 - TWS wireless headphones, white

USB Power Delivery (USB PD): Yes | Battery operated: Yes | Left earpiece weight: 3.9 g | Continuous audio playback time: 7,5 h | Left earpiece battery capacity: 40 mAh | Package contents: Headphones | Right earpiece weight: 3.9 g | Bluetooth range: 10 m | Headphone sensitivity: 117 dB | Charging case dimensions (W x D x H): 58 x 49,6 x 26,5 mm | Right earpiece battery capacity: 40 mAh | Case weight: 35,8 g | Headphone frequency: 20 - 20000 Hz | Package contents: Charging case | Wearing style: In-ear | Continuous audio playback time (with charging case): 33 h | Battery capacity (charging case): 400 mAh | Oven control type: Touch | Driver diameter: 13 mm | Warnings: Regularly check the condition of the batteries to prevent leaks. | Warnings: Keep away from children. | Warnings: Do not use near sources of heat or flame. | Bluetooth: Yes | Bluetooth version: 5.4 | Battery recharge time: 1,5 h | Recommended usage: Calls/Music | Number of microphones: 1 | Talk time: 4 h | Product type: Headset | Connectivity technology: Wireless | Built-in microphone: Yes | Ear coupling: On-ear | Headset type: Binaural | Product colour: White | Impedance: 32 Ω