Whireless headset TWS Havit TW982 blue

Case weight: 35,8 g
Left earpiece weight: 3.9 g
Charging case dimensions (W x D x H): 58 x 49,6 x 26,5 mm
Right earpiece weight: 3.9 g
Headset type: Binaural
Product type: Headset
Product colour: Blue
Oven control type: Touch
Recommended usage: Calls/Music
Wearing style: In-ear
Package contents: Headphones, Charging case
Bluetooth range: 10 m
Connectivity technology: Wireless
USB Power Delivery (USB PD): Yes
Bluetooth version: 5.4
Bluetooth: Yes
Battery capacity (charging case): 400 mAh
Left earpiece battery capacity: 40 mAh
Battery recharge time: 1,5 h
Talk time: 4 h
Continuous audio playback time (with charging case): 33 h
Battery operated: Yes
Right earpiece battery capacity: 40 mAh
Continuous audio playback time: 7,5 h
Built-in microphone: Yes
Number of microphones: 1
Warnings: Do not use near sources of heat or flame., Regularly check the condition of the batteries to prevent leaks., Keep away from children.
Driver diameter: 13 mm
Impedance: 32 Ω
Headphone frequency: 20 - 20000 Hz
Headphone sensitivity: 117 dB
Ear coupling: On-ear