Califone CLS7XX-T Series Wireless Headphones Transmitters,Blue, Frequency: 72.500mHz,Each,CLS725TPrice: USD87.50 Califone CLS7XX-T Series Wireless Headphones Transmitters are ideal for language learning, literacy groups, ELL or ELD applications and library uses, this wireless VHF transmitter will transmit prerecorded audio content or verbal instructions to an unlimited number of its corresponding color-coded headphones. And with all three available frequencies being able to operate simultaneously in the same room without any interference, three different groups can enjoy wireless learning.Other products from H e a l t h P r o d u c t s F o r Y o u |