Hamilton MS2LV/50-PK Headphone with Volume Control and Leatherette Ear Cushions - 50 Pack

Built with Kid's Health and Safety in Mind, These are the First Headphones Designed to Combat the Spread of Head Lice in Schools

• Each headphone includes its own heavy-duty, write-on, reclosable bag (when sealed in the bag, lice is killed in 24-48 hours without the use of chemicals)
• In-line volume control
• Leatherette earcushions
• Operates in 1/8" stereo, 1/8" mono, 1/4" stereo or 1/4" mono modes
• Impedance:  170 Ohms
• Frequency response:  18-20k Hz
• Cord:  2 meters
• Speaker drivers:  40mm Cobalt magnet type
• Weight:  5 ounces
• One (1) year warranty