ALZN Active Noise Cancelling Bluetooth Headphones, Wireless Over-ear Stereo Earphones with Microphone and Volume Control

Active Noise Cancelling

Patented Noisehush Technology minimizes distractions by negating external sound waves, keeping the outside out

Comfortable Headphones

Swivel design, so you can adjust suitable angle to reduce wearing pressure, professional protein earpad and headband material delivers more durability and comfort, Lightweight comfortable around-ear fit you can wear all day long

Ultra HD Sound

Get concert-quality sound with40mm drivers that provide booming bass, a detailed midrange, and extended treble

Longest Battery Life

Designed to conserve battery intelligently, Built-in Mic, up to 12 hours Playtime. (Bluetooth mode And Noise Cancelling mode

Warranty

12 months quality warranty for normal use from us directly. Contact Support for this.

Tips for Pairing:

1.Before using the headset, please use the USB charge cable to charge it for about 2-3 hours firstly.

2.Pairing: Press the Multi-Functional （power on/off）Button of headset for about 3-5 seconds till the RED light and BLUE light blink alternately.

3.The headphone sends out "ready to pair" prompt voice which means the headphone switches to the pairing mode. You can turn on your phone's Bluetooth device, then search this headphone named "BH519" in your Bluetooth search list, select it and click "connect".

Technical Specification

--Receiver distance: 20m / 360°.

--Frequency range:20-20,000HZ.

--Speaker diameter:Φ40mm.

--Battery: 3.7V/350mAh.

--Microphone Unit: φ 4 * 1.5mm φ6 * 2.7mm

--Sensitivity: -42±3dB

--Impedance: ≤2.2K

--Operating Voltage: 4.2V

Package Contents:

• 1* Active Noise Cancelling Headset

• 1*USB Charging Cable

• 1*Audio Cable

• 1*User Manual