With up to 24 hours of battery life, you can listen to your favorite audio all day w/the LIVE 400BT Wireless On-Ear Headphones from JBL. Your favorite music is streamed via Bluetooth wireless technology through 40mm drivers that deliver JBL's Signature Sound. Thanks to multi-point technology, you can pair the 400BT on-ear headphones w/up to two devices, such as a smartphone, tablet, or laptop. With the press of a button on the earcup controls, you can easily switch between the two. Features: 40mm Drivers, Built-In Rechargeable Battery, Up to 24 Hours of Playback, Swivel & Foldable Earcups, Includes Audio Cable w/Remote/Mic, Multi-Point Connection Support, Built-In Mic for Hands-Free Calls, Ambient Aware & TalkThru, Works w/Google Assistant & Alexa, Fabric Headband & Soft Ear Cushions.