Bluetooth, wireless cushioned headphones. Optimized for use with Siri and Google assistants with the touch of a finger. Premium materials provide comfort for as long as the battery lasts. Features 20 hours of wireless listening, or connect the detachable cable for non-stop music. Provide premium quality sound and resolution. Includes 50cm USB-A (Universal Serial Bus) to micro USB, 5 Ft. 3.5mm stereo cable with microphone, and Kicker travel bag. Input connections: 1/8 In. stereo; Bluetooth A2DP, AVRCP, HFP. Battery: 3.7V/500mAh Lithium-ion, 20-hour life, 2.5-hour charge time. Max output: 112 decibels.