Havit TW970 - TWS wireless in-ear headphones (black)

Safety warning: Do not use near sources of heat or fire., Check batteries regularly to prevent leakage., Keep away from children. | Packaging content: Headphones x 1 Dongle x 1 USB charging cable x 1 Charging case x 1 User manual x 1 Quality certificate x 1 | Impedance: 16 Ω | Connectivity technology: True Wireless Stereo (TWS) | Bluetooth profiles: AVRCP | Bluetooth: Yes | Bluetooth profiles: HSP | Height: 35.2 mm | Game mode: Yes | Battery recharge time: 1.5 h | Frequency band: 2.4 GHz | Talk time: 4 h | Depth: 21.2 mm | Bluetooth profiles: A2DP | Driver unit: 1.3 cm | Wearing style: In-ear | Product type: Headphones | Recommended usage: Gaming | Number of drivers: 2 | Headphone sensitivity: 121.5 dB | Bluetooth version: 5.3 | Bluetooth profiles: HFP | Market segment: Consumer | Product colour: Black | Wireless range: 10 m | Width: 23 mm | Charging case weight: 39 g | Continuous audio playback time: 6 h | Left earpiece weight: 4.2 g | Charging case dimensions (W x D x H): 60.4 x 53 x 32.9 mm | Continuous audio playback time (with charging case): 24 h | Battery capacity (charging case): 400 mAh | Right earpiece weight: 4.2 g | Suitable for indoor use: Yes | Frequency response (music mode): 20 - 20000 Hz | Suggested gender: Boy/Girl | Left earpiece battery capacity: 45 mAh | Microphone type: Built-in | Battery recharge time (charging case): 2 h | Right earpiece battery capacity: 45 mAh | Input voltage (charging case): 5 V | Latency: 18 ms