100% Brand New and high quality.With 1 receiver which picks up the signal from the remote controller, the receiver is with a convenient IR confirmation LED.With 4 emitters which is used to send the signals to the A/V components.With 1 IR distribution block. 12V DC Power Supply. 34-60kHz operating range. Receive Frequency Range 34 KHZ to 60KHZ. Transmit Frequencies 38 KHZ 56KHZ.Receive Range 8 Meter. Emitter Range 5-10CM. Power 12VDC, 30mA MAX.Dimensions (IR Receiver):31(L)x17(W)x13(H)mm(IR Emitters):13(L)x8(W)x5.5(H)mm(IR Connecting Block):90(L)x55(W)x26(H)mmCord Length (IR Receiver):1.5 Meter (Approx)(IR Emitters): 3 Meter (Approx)Connector Type:3.5mm mini plugPlug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.Material: Metal + Plasticcolour: blackPackage Contents:1 x IR Receiver (1.5M/5FT)4 x IR Emitters (/10FT)1 x AC Plug AdapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.