Catalog > Consumer Electronics > Computer Peripherals > Computer Accessories Wireless IR Headphone Set Wireless IR Headphone Set HEADPHONE W/L 30ST WIRELESS IR HEADPHONE SET , USES TWO PENLIGHT BATTERIES, CAN BE USED FOR TV , MONITORING ,NET CHAT ETC . Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Uses Two Penlight BatteriesCan be used for TVMonitoringNet Chat etc. Specifications EmitterEmission Frequency : 86"1-0.5MHzModulation Mode : FMEmission Distance : 30M (with no interference)Power Supply : 2xAAA Batteries or 4.5V DC.(not contain)Receiver(headphone)Frequency Range : 86MHz for Wireless Headphone and 87- I 08MHz for FM Radio.Reception Mode : FMDistortion : 2≤%Power Supply : 2xAAA Batteries (notcontain) Downloads UserManual - HEADPHONE WL 30ST PDF File 1002.84 KB