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In the section of technical Castomers Support CROWN, You can find the software

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CMBH-9307

Unique ergonomic Bluetooth wireless headphones for sports

Form factor

Inserts, wireless

NFC

It allows to quickly connect the device to a smartphone with NFC

Resistance

32Ω

Microphone

Built-in Class 2

Bluetooth

V4.1

Operating distance

10 m

operational features

headset / hands free / A2DP / AVRCP / APT-X

Sensitivity

100-105dB

frequency range

2.400-2.481GHz

The degree of distortion

≤3%

The music playback

till 12 o'clock

In standby

250 hours

Micro USB

Charging cable

voltage charge

DC 5V

Battery

built-in

charging time

2-3 hours

The weight

21 g

The size

36*57*150 mm

CROWN takes care about its users and offers a variety of ways to communicate with the Department of Technical Support, among which you can choose the most convenient for you.