Over Ear, Hi-Fi Stereo Headphone: Headphones provide bass, stereo, hifi sound. Every music/video/movie/audio book musical note sounds clearer. Advanced noise isolating technology quells airplane cabin noise, city traffic or a busy office/home/classroom, even air/train/ road travel becomes enjoyable. Advanced Compatibility: Wired headphones are compatible with android/IOS cellphone, PC, tablet, laptop, mp3/mp4 player, audio, speaker, tv, gaming machine and other 3.5mm jack device. Hands-free call & Volume control with hd microphone: Braided-nylon cord attach to a single earcup for less tangling. The inline mic/remote allow call hands-free when busying, cooking, sporting. HD mic provide crystal-clear conversation even when in noisy environment. In-line remote function: Press 1: Answer / End Calls & Play / Pause Music Press 2: Next song Press 3: Previous song Lightweight earmuffs & Adjustable handband: Soft memory foam leather earpad simulate human skin texture sit on ears, the earcups could fine-tuned rotate fit different head/ear size/shape. Slim profile & adjustable headband distribute weight evenly across the top of head, suitable for kids, children, teens, boys, girls, women, men, student, office woker, gamer. Foldable & Portable Design: The foldable design makes it easy to store them when not in use/travel/work out. SPECIFICATION: Cable Length: 5feet/1.5m Speaker Dimensions: 40mm Resistance: Aprox 32Ω Sensitivity: Aprox 103dB Frequency Response: 20-20000Hz Headphone Size: 7.5*7*2.7 inch Earpad Size: 2.7*1.2*0.6 inch Weigh: 5.8ozs/165g PACKING LIST: 1 * Headphones 1 * Packing Box Customer Service and Warranty Worry free for 90 days money back guarantee & 24-hour 7-day after-sales service .