Havit TW947 - TWS wireless 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 USB type C charging cable x 1 Charging case x 1 Manual x 1 Certificate of quality x 1 | Headphone sensitivity: 105 dB | Product colour: Black | Talk time (with charging case): 5 h | Wearing style: In-ear | Driver unit: 1.3 cm | Product type: Headphones | Microphone type: Built-in | Bluetooth profiles: HSP | Bluetooth profiles: HFP | Bluetooth profiles: A2DP | Recommended usage: Calls/Music | Battery capacity: 400 mAh | Bluetooth: Yes | Bluetooth profiles: AVRCP | Continuous audio playback time (with charging case): 6 h | Right earpiece battery capacity: 40 mAh | Left earpiece battery capacity: 40 mAh | Wireless range: 10 m | Market segment: Consumer | Connectivity technology: True Wireless Stereo (TWS) | Bluetooth version: 5.3 | Frequency response (music mode): 20 - 20000 Hz