Havit TW982 - TWS wireless headphones, black

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