Havit OWS914 - TWS wireless headphones (black)

Height: 48 mm Charging case dimensions (W x D x H): 82 x 62.5 x 30.5 mm Right earpiece weight: 11 g Left earpiece weight: 11 g Depth: 40 mm Charging case weight: 75 g Width: 29.5 mm Market segment: Consumer Recommended usage: Calls/Music Wearing style: Ear-hook Suggested gender: Boy/Girl Product type: Headphones Game mode: Yes Suitable for indoor use: Yes International Protection (IP) code: IPX5 Product colour: Black Suitable for outdoor use: Yes Bluetooth profiles: HFP Bluetooth: Yes Connectivity technology: True Wireless Stereo (TWS) Wireless range: 10 m Bluetooth version: 5.3 Continuous audio playback time: 7 h Right earpiece battery capacity: 80 mAh Left earpiece battery capacity: 80 mAh Continuous audio playback time (with charging case): 21 h Battery capacity (charging case): 500 mAh Number of microphones: 4 Driver unit: 1.62 cm Headphone sensitivity: 103 dB Impedance: 16 Ω Noise reduction: Yes Headphone frequency: 20 - 20000 Hz Safety warning: Do not use near sources of heat or fire., Check batteries regularly to prevent leakage., Keep away from children.