SmithOutlet 10 Pack Low Cost Headphones for School/Library/Classrooms
LilGadgets Connect+ Pro Wired Kids Headphones - Designed with Kids' Comfort in Mind, Child-Friendly Foldable Over-Ear Headset with In-line Microphone, Perfect for Toddlers in School, Digital Camo - Walmart.com
Bulk Disposable School Headsets for Classroom Testing
Amazon.com: Cyber Acoustics - AC-201 Stereo Headset with Separate Headphone and Microphone Jacks, Great for K12 School Classroom and Education (AC-201) Silver : Electronics