* Built-in noise decrease circuit inverting precision ANC, it can efficiently cut off 85 % of the background noise.
* committed top quality noise-style 40mm diameter motorist unit, to guarantee the greatest quality.
* 3.7 v lithium ion battery, it was charged without changing batteries.
* two modes of operation, to select: noise decrease state (subject to a battery), the typical state (without battery), it was simple to change.
* earmuffs imported sponge, soft and comfy, long wear without fatigue.
* Easy to manage calling phone/ hang up calls, Pause/play music, Next tune(press two times)/ Previous tune(press 3 times)
Classification: Active noise canceling earphones
the input terminals: DCÐ¤3.5 DC Plug 4
working voltage: 3.7 V
the maximum output power: 90MW
the noise level:18 -20 db
the signal to noise ratio (SNR): â‰¥ 90db
power supply: 120mA lithium battery
Rated operating time: > 20h
noise decrease modes: dual-microphone noise feedback
Speaker diameter: Ð¤40mm
Speaker Impedance: 32Î©
speaker frequency reaction: 20Hz - 20KHz
Speaker sensitivity: 115dB
the noise level: â‰¤ -78 dBA
the vibrant range: â‰¥ 78 dBA
Distortion THD: â‰¤ 0.1 %
Stereo crosstalk: â‰¤ -52 dBA
headset wire length: pvc wire, 1.5 M
1x Active noise cancelling headset (white)
1x Headset pouch (black)
1x The Plane joint
1x USB Charging cable television
1x User manual
High Definition Stereo Headphones - Noise Isolation Ear Cups - Dynamic Sound and Deep Bass - High Quality and Power Sound - Extreme High End Audio Quality - Superior and High Definition Bass Response
32 Impedance - 40mW Rated Power - Foldable Structure Headphone - dual-microphone noise feedback - 90mW Max Input Power
Adjustable headband and extremely lightweight for comfort and secure fit
Apple Headphones devices Compatible - Samsung Headphones Devices Compatible - Sport Headphones - Bass Headphones - Running Headphones - Sport Headphones - Heavy Bass - Reference Headphone - Kids headphones - Headphones for Kids - Kid Headphones - Travel Headphones
Built-in noise reduction circuit inverting precision ANC, it can effectively cut off 85% of the background noise.