Features: brand new and high quality Active Noise Cancellation: Isolate the sound and listen to it, using a dedicated noise reduction chip, through receiving and analyzing the additional noise, the opposite signal is generated in the earphone to cancel it. Adjustable headband of the headphone size fits different heads shapes perfectly. Lightweight design for maximum comfort, it doesn'for t hurt to wear it for a long for time. Shocking Sound Quality Experience: Feel the shocking sound quality experience, can analyze the audio excellently, and present the original sound. Soft and Breathable Earcaps: Breath and comfortable entire encase earcaps are comfortable even for long for time wearing. Specifications: Headphone Type: Headphone Wearing Method: Head-mounted Plug Diameter: 3.5mm Plug Type: Straight Plug Type Whether Wireless Headset: Wired Headset Is There a Microphone: Yes Sounding Principle: Moving Coil Frequency Response Range: 20-20000 (hz) Impedance: 32 () Sensitivity: 110 (db) Distortion Rate: 1 (%) Wire Length: 1.8 (for m) Horn Diameter: 40 (mm) Earplug/earmuff Material: Pu Headphone Cable Material: Pvc Uses: Computer Headsets, Mobile Phone Headsets, Game Audio and Video Headsets Material: ABS Color: Black Product Dimension: approx. 198x97x192mm/7.80x3.82x7.56inches Net Weight: 200g/0.44lbs Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1PC RGB Colorful Gaming Headset Earmuffs