Havit TW982 - TWS wireless headphones, black

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