Features: 100%?brand?new?and?high?quality. Suitable?for?cable?box，?stereo?receiver，?satellite?TV?receiver，?CD?player，?DVD?player，?etc The?USB?Powered?IR?repeater?allows?you?to?control?your?set?top?box?behind?closed?doors.? This?repeater?has?a?wide?IR?range?from?30?to?60KHz， which?makes?it?ideal?for?higher?frequency?set?top?boxes. Simply?plug?the?USB?plug?to?a?spare?USB?jack?on?your?set?top?box?to?power?the?unit?and?stick?the?IR?emitter?on?the?front?of?your?box?facing?the?set?top?box?existing?infrared?receiver.?Stick?the?IR?receiver?within?line?of?site?of?your?remote?control?and?you'll?never?have?to?open?your?cabinet?doors?again?to?control?your?cable，?fios，?or?satellite?tv?converter?box. Specifications:? Color:?Black Power:?5V Net?Weight:?39g? Package?Include:? 1?x?IR?Emitter?&?Receiver?set ?