Havit TW982 - TWS wireless headphones, blue

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