ACTIVE NOISE CANCELLATION (ANC) TECHNOLOGY to CANCEL 85% NOISE EFFECTIVELY, such as airplane cabin,bus,subway station,office noise,factory machine noise.(pls kindly note:it's not 100% sound cancellation,but it will quell much background noise.) ANC function works well in both wired and wireless mode.NC25 noise cancelling headphones would be the best model in the same level of price..
SOUND QUALITY. High-end 40mm stereo drivers provide immersive Hi-Fi Deep Bass.Noise-rejecting built-in dual-microphones system for Hands-Free call,clear sound and voice pick-up.Advanced bluetooth CSR and NFC technology to make and receive calls with quick and stable Bluetooth connections.Well compatible with iPhone,iPad,Android,Mac,etc.
VECTOR FLOW TECHNOLOGY, the headphone could exhaust gas and equalize air pressure on both sides of the headphone cavity,This enhances sound quality and allows the headphone to create deep and powerful bass sound reproduction.With a generous battery life of up to 16 hours and more, you can enjoy beautiful music longer and plug in the included audio cable when the battery is low.
UNIQUE DURABLE LIGHTWEIGHT FOLDABLE DESIGNS, 180g only! Fully adjustable headband with 115 degree rotating earcups,can be folded to compact size.Comes with a free zipper case, so you can keep them well-protected in your backpack or suitcase.Srhythm Bluetooth Headphones fit everybody's head and ears perfectly.
ULTIMATE FIT & COMFORT - EXCLUSIVE DESIGNS OF AIR PRESSURE BALANCE with cushioned ear pads and protein leatherette,soft Memory Protein Earmuffs,to reduce sound wave pressure of active noise reduction,to feel much more comfortable to wear than all other brands.
”the headphone could exhaust gas”? I'll take two!