100% High quality and Brand newHigh sensitivity， strong anti-jamming capability， converted signal rapidly.With 1 receiver which picks up the signal from the remote controller， the receiver is with a convenient IR confirmation LED.With 1 emitters which is used to send the signals to the A/V components.It allows you to use an existing infrared remote controller to operate an audio/video (A/V) componentSuitable for cable box， stereo receiver， satellite TV receiver， DVD player， etcPower supply: USBVoltage: 5VCable length: USB Line: 1.3 meter Emitter line: 1.5mEasy Installation: 1. Stick the Receiver in a convenient location that you want with the included double sided tape. 2. Stick the IR emitters on devices that you want to control.Pockage Includes: 1 x Infrared Remote Extender