Hi-fi headphones designed with Bluetooth Technology to connect to any compatible device offer crisp, crystal-clear audio for a rich listening experience. Cushy leatherlike ear cups make hours-long wearing comfortable and help dim the volume of outside noise. There's even an input jack to plug in the included cable for immersive, uninterrupted wired listening or sharing tunes with a friend. The 30-hour battery life and collapsible design make these headphones travel friendly.Headphone style: Over-ear with cushioned ear pads and straight-fit headbandSpeaker specs: 40mm dynamic drivers; 99-db sensitivity; 20Hz-20KHz frequencyIncludes: headphone, audio cable with 3.5mm jack, user manualWireless connectivity: BluetoothSystem compatibility: Android, Apple iOSAdditional features: inline microphone and remote with wired cable Style Name:Marshall Major Iii Bluetooth On-Ear Headphones. Style Number: 5707153_1. Available in stores.