cyber acoustics stereo pc headset, 3.5mm connection, in-line control for volume, noise cancelling mic & adjustable mic boom for pc, mac & tablets, perfect for classroom, home or office (ac-5002a) cyber acoustics the ac-5002 is a quality stereo headset with a unidirectional, noise cancelling microphone. perfect for today’s demanding classrooms and open office environments. this headset utilizes a single 3.5mm plug and is compatible with pcs, macs, chromebooks, tablets, smartphones, mp3 players and most gaming systems with an aux port.