Califone Sound Alert Stereo Headphone,Stereo Headphone,Each,2985PGPrice: USD54.99 Califone Sound Alert Stereo Headphone visibly signals to students and teachers when the headphone volume is louder than recommended. It can be used as a normal headphone without charging the battery, but the warning LED feature will not operate. This durable headphone is based on the rugged Califone monaural headphone, which is the educators standard for listening centers, ELL and ELD and other language learning activities.Other products from H e a l t h P r o d u c t s F o r Y o u |