Headphones for K-12 3.5mm Stereo Headphone ACM-4004 A stereo 3.5mm headphone with smaller earcups means a more comfortable fit for younger students. There is no volume control on the headphones, so younger students have no confusion. The ACM-4004 has a steel-reinforced 3.5mm durable plug. Learn more about our ACM-4004 headphone 3.5mm Stereo Headphone ACM-6004The ACM-6004 is a stereo 3.5mm headphone built for wear and tear. This high-quality headphone is comfortable enough to wear all day. The 6000 series also has the Cyber Acoustics extra-durable headband.Learn more about our ACM-6004 headphones USB Stereo Headphone ACM-6005The ACM-6005 is a stereo USB headphone that’s great in classrooms or computer labs. Featuring large, easy-to-clean, over-the-ear padded earcups, the ACM-6005 is built to withstand a lot of use.Learn more about our ACM-6005 headphones Windows, Mac, & Chromebook Compatible Works With Your Platform Of Choice EdTech Product Summary Contact Sales Headsets Headphones Microphones Webcams Speakers Speakerphones