Califone International 2800BL-CT Wired Headphone

Califone 2800-BL CT Listening First Stereo Headphones; Blue, Comfortable Adjustable Headband, Specifically Sized for Young Students, Replaceable Leatherette Ear Cushions This Listening First stereo headphone is specifically built for young students with safety as its first concern. Rugged ABS plastic earcups withstand daily use with slotted earcup baffles to prevent accidental damage from prying fingers or foreign objects. The volume control is set from the audio source (not on the headphone or cord) for student safety. It is ideal for classroom story-time, library, and computer uses Key Features: - Adjustable headband comfortable for extended wear - Specifically sized for young students - Ideal for beginning computer classes and story-time uses - Permanently attached with reinforced "strain" connection resists accidental pull out - Lengthy 5'-6" straight cord with 3.5mm plug set at right angle reduces accidental pull-out - Around-ear ambient noise-reducing earcups deliver maximum protection against exterior sounds (without added electronic - circuitry and expense). This reduces the need to increase the volume (protecting the ears) and helps keep students on task - Rugged ABS plastic earcups resist breakage in high-use situations - Replaceable leatherette ear cushions - Compatible with iOS, Windows, and Android Specifications: - Cone: 30mm Mylar - Magnet: Ferrite - Impedance: 25 Ohms each side+/-15% - Frequency Response: 20 - 20KHz - SPL: 110 db +/- 3db - R/L output difference: 3 db - Rating Input: min 20mw, max 30mw - Distortion: 5% - Transducers: 40mm Mylar dome driver unit - Sensitivity: 98dB ± 3dB at 1kHz - Plug: Right angle 3.5mm mini plug - Ear Cushions: Foam-filled leatherette - Weight: 9.6 ounces, shipping weight 1 lb