Charging time, h

Headphone type

Connection type

Microphone design

Charging interface

Bluetooth version

Environmental Noise Cancellation (ENC)

Charging case battery, mAh

Headphone connection interface

Purpose of headphones

Availability of active noise cancellation

Working time, h

Headphone frequency range

Headphone features

Headphone impedance, Ohm

Headphone mount type

Bluetooth working distance, m

Functions and features

Color

Earphone's battery, mAh

Additional features

Codec support