Havit TW947 - TWS wireless headphones (black)

Wearing style: In-ear Product type: Headphones Recommended usage: Calls/Music Product colour: Black Market segment: Consumer Bluetooth profiles: HSP Wireless range: 10 m Connectivity technology: True Wireless Stereo (TWS) Bluetooth version: 5.3 Bluetooth: Yes Frequency response (music mode): 20 - 20000 Hz Talk time (with charging case): 5 h Right earpiece battery capacity: 40 mAh Left earpiece battery capacity: 40 mAh Continuous audio playback time (with charging case): 6 h Battery capacity: 400 mAh Microphone type: Built-in Headphone sensitivity: 105 dB Driver unit: 1.3 cm Safety warning: Do not use near sources of heat or fire., Check batteries regularly to prevent leakage., Keep away from children.