headset bluetooth Havit E553BT black

Weight: 23.1 g
Height: 57.3 mm
Length: 140 mm
Width: 105 mm
Product type: Headset
Volume control: Button
Product colour: Black, Grey
Wearing style: Head-band
Control type: Buttons
Headset type: Binaural
Recommended usage: Music / calls
Package contents: Headphones
Bluetooth version: 5.3
Bluetooth range: 10 m
Bluetooth: Yes
USB Type-C ports quantity: 1
Connectivity technology: Wireless
Battery capacity: 110 mAh
Talk time: 9,5 h
Battery recharge time: 2 h
USB charging: Yes
Input voltage (earpieces): 5 V
Continuous audio playback time: 16,5 h
Microphone type: Built-in
Warnings: Keep away from children., Regularly check the condition of the batteries to prevent leaks., Do not use near sources of heat or flame.
Driver diameter: 15 mm
Headphone frequency: 20 - 20000 Hz
Ear coupling: Air conduction