Havit TW931 Wireless TWS Headphones (Black)

Weight and dimensions Case weight: 25.2 g Charging case dimensions (WxDxH): 46.7 x 51 x 23.8 mm Left earphone weight: 3 g Right earphone weight: 3 g Efficiency Control type: Touch Headset type: Stereo Wearing style: In-ear Product color: Black Product type: Headset Application: Calls/Music Package contents Package contents Headphones x 1 Charging case Ports and interfaces Bluetooth: Yes Connection method: Wireless Bluetooth range: 10 m USB Power: Yes Number of USB Type-C ports: 1 Bluetooth version: 5.4 Battery Battery powered: Yes Talk time: 4 hours Battery capacity (charging case): 300 mAh Charging time: 1.5 hours Left earphone battery capacity: 30 mAh Music playback time: 6 hours Right earphone battery capacity: 30 mAh Microphone Built-in microphone: Yes Number of built-in microphones: 2 Safety warning Warnings Do not use near sources of heat or fire. Check the condition of the batteries regularly to prevent leakage. Keep away from children. Headphones Impedance: 26 Ω Frequency response: 20 - 20000 Hz Transducer diameter: 10 mm Headphone construction: In-ear