Havit TW980 - TWS wireless headphones, black

Warnings: Keep away from children. | Warnings: Regularly check the condition of the batteries to prevent leaks. | Case charging time: 2 h | Warnings: Do not use near sources of heat or flame. | Driver diameter: 12 mm | Ear coupling: Air conduction | Right earpiece weight: 5.5 g | Continuous audio playback time: 6,5 h | Right earpiece battery capacity: 40 mAh | Left earpiece weight: 5.5 g | Number of microphones: 2 | Bluetooth version: 5.3 | Continuous audio playback time (with charging case): 23 h | Headphone frequency: 20 - 20000 Hz | Product colour: Black | Connectivity technology: Wireless | Headset type: Binaural | Impedance: 32 Ω | Oven control type: Touch | Left earpiece battery capacity: 40 mAh | Recommended usage: Calls/Music | Headphone sensitivity: 113 dB | Bluetooth: Yes | Wearing style: Ear-clip-on | Product type: Headset | Battery operated: Yes | Charging case dimensions (W x D x H): 54.5 x 30.8 x 58.5 mm | USB Power Delivery (USB PD): Yes | Built-in microphone: Yes | Battery capacity (charging case): 400 mAh | Package contents: Charging case | Bluetooth range: 10 m | Package contents: Headphones | Case weight: 44.5 g