Headphones wireless Borofone BE58, black

Weight: 40 g
Equipment: Wireless headphones, charging cable, interchangeable ear pads, original packaging.
Design: Intracanal
Product color: Black
Description: Design: in-ear, device type: wireless headphones, design features: for sports, microphone, detachable cable, plug connector: microUSB, acoustic design type: open, functions: volume
Width: 40
Height: 40
Additional Information: An alternative colloquial name is vacuum headphones, or "gags". From the name it is clear that they are inserted directly into the ear canal, located much deeper in the ear than traditional plug-in ones.
Plug connector: microUSB
Functions: Surround sound, volume control
Working hours: 1.5 h
Battery capacity: 125 mAh
Thickness: 20 mm
Standby time: 200 h
Talk Time: 1.5 h
Impedance: 32 ohm
Sensitivity: 90 dB
Included: MicroUSB cable
Length of cable: 0.3 m
Design features: For sports, microphone, detachable cable
Charging time: 2 h
Device type: Wireless headphones
Mount type: Neckband
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Number of microphones: 2
IP protection class: IP10
Bluetooth version: 5.3
Membrane diameter: 10 mm
Type of acoustic design: Open
Supported codecs: AAC, LHDC
Wireless connection type: Bluetooth
Weight of one earpiece: 20 g
Sensitivity options: DB/mW
Battery capacity for one earphone: 60 mAh