AILIHEN Kids Headphones Bulk 20-Pack for School Classroom K-12, On-Ear Wired Headsets with Microphone & 85dB Volume Limited & Sharing, 3.5mm Jack for Chromebook, Computer, Laptop (Multicolor)

Classroom Must Haves: The set contains 20 packs of different color headphones, each wrapped with a transparent bag. Studies have shown that colors develop the brain's creativity, productivity, and capacity to learn. Using them, teachers may ensure that kids get a fantastic experience every day they are in class.
^^ Quality,
Durability: Nylon braided cable is strong enough to withstand excessive handling. Bendable headband quickly returns to its original form. Plug and cable connections have been cycle tested to 8, 000 insertions/removals.
^^ Safety Always: This kid's headphone is made of non-toxic material, and meets CPC and CPSIA standards. The built-in volume-limiting circuitry keeps the sound below 85dB, meeting the WHOs recommended level for preventing hearing damage.
^^ Built-in Microphone: These headphones were created to ensure seamless use for school, with the included microphone and the StudyMode feature. Furthermore, this mic uses passive noise suppression to cleverly pick up your students voice while minimizing background noises.
^^ Having Fun Together: The integrated SharePort technology, meanwhile, allows students to share what theyre listening to with others. These headphones are a teachers best helper allowing convenient identification by different colors and 2 sheets of included personalization stickers.