IR(Infrared) Receiver Extender cable which is a IR receiver and a plug are connected with a wire, in order to conveniently realize the receiving and amplifying the infrared remote controller signal. The type of IR receiver’s epoxy package and the shell can filter the visual interference. The demodulated output signal can directly be decoded by a microprocessor. It may be used in STB, Video recorder,DVD,DVR,PVR,satellite receivers, etc. Specification: Carrier Frequency: 37.9KHz Rec. Operating Voltage: 2.7 5.5 Vcc, 1.2mA Icc Typical. VOH: 0.25Min, 5.0 Max. Receiving Distance: 20m Typical Horizontal Half Angle 45 Degree Operation Temp.: -25 +85 Celsius Degree Storage Temp.: -25 +85 Celsius Degree Precautions for use: Disconnect power before connecting IR Receiver.Make sure your 3.5mm port is for input, not output BE NOTED Our IR works for Directv H25,Telus Cisco IPV6015,CISCO IPV-6016, Cisco IPV5050,EPB fiber box Our IR Doesnt work for DTA 50,70,170,270. Cisco4640/4642HD,4740/4742HD,CHS435HDC,CHS335HDC,Verizon QIP2500,2708,6416,6200,Motorola VIP12xx,19xx. ALL Onkyo Recivers,harman kardon avr,Arris cable box Frontier