Goes with smart assistants android + apple. With universal mic + volume and track control. 30+ hours playtime; cloud foam; custom eq sound. 30+ hours of playtime (). 30+ Hours Bluetooth Playtime: Keep your music hassle-free by wirelessly linking your device and streaming from up to 30 feet away with Bluetooth 5, With over 30+ hours of Bluetooth playtime you'll be on the Go with no stop in sight. Studio Comfort: With Cloud Foam earcups and a faux leather headband, you'll experience endless comfort all day long. The durable headband adjusts to fit your head for any travel, workout, or commute. Custom EQ Sound: Tune the Studio Headphones sound to your personal preferences with JLab Signature, Balanced, and Bass Boost modes - without an app. Hear the difference at jlabaudio.com/EQ. Music To-GO: Build for everyone who can't get enough music, the smooth-sliding metal adjustments and feather light build are ready to hit the road. The plush circular ear cups rotate 80 degrees and fold up in the palm or your hand so you can bring them wherever life takes you. Total Control: You're in charge. Easily adjust the volume, play or pause, and skip tracks with a quick click track control. Accept or reject calls with the universal mic and activate Siri (Siri is a registered trademark of Apple Inc. and is no way affilated with the promotion) or google assitant while you're on the Go. Universal mic with volume track control. Power on/off. Cushion headband with faux leather. Cloud Foam cushion with faux leather. Adjustable industrial grade hinge. Micro USB cable. Official audio partner of major league soccer. Limited two years warranty. 30 day satisfaction guarantee. CE listed. jlabaudio.com. (hashtag)findyourgo. Recyclable packaging. Designed in California. Assembled in China.