Hamilton Buhl Sack-O-Phones Headphone - Stereo - Mini-phone (3.5mm) - Wired - 32 Ohm - 50 Hz to 20 kHz - Over-the-head - Binaural - Ear-cup - 5 ft Cable - Red - 5

HamiltonBuhl Sack-O-Phones with 5 Red Primo Headphones (SOP-PRM100R)

Sack-O-Phones come with a unique storage and carry bag that doubles as a knapsack; this one holds 5 red Primo headphones with a 3.5mm plug. Each Primo headphone comes in its own heavy-duty, anti-lice, write-on, moisture-resistant, resealable bag.

Greater focus in their lessons allow students to attain better listening skills and higher literacy. Primo headphones have noise-reducing ear cups that are designed to provide these benefits from the classroom to the laboratory.

The Primo series headphones have a 3.5mm plug, making them versatile units to connect to virtually any device. It's exclusive Dura-Cord - the kink, knot and chew-resistant cord - is built for everyday classroom use, or when working remotely.