The AC-4000 is a stereo headset built from the ground up for today’s most demanding classrooms. With a clever channel design, the headband and ear cups serve as a cable management system for convenient storage of headsets when not in use. It utilizes a single 3.5mm (CTIA compatible) combo plug, compatible with Macs, Chromebooks, most newer PCs, tablets, and more. Compatible with: - PCs, Macs, laptops, and Chromebooks - Tablets, smartphones, iPods, and MP3 players - Most gaming systems