brand new and high qualitySpecifications 1.Color: Black 2.Cable length: 120cm 3.IR extend distance: Up to 25m(Depends on the quality and length of the HDMI-compatible cable) 4.for Carrier frequency: Dual Band(30KHZ~50KHZ) 5.Receiving distance: 8m 6.MAX operating current: 15mA Usage instructions 1.Use HDMI-compatible cable to connect the two IR Adapter HDMI-compatible input female port 2.Connect one of the two IR adapter output port with the signal source, the other IR adapter output port to connect with display device 3.Connect one IR receiver with the IR-RX port of IR adapter 4.Connect the other IR emitter with the IR-TX port of IR adapterQuantity:1Pc Note:Please use the standard HDMI-compatible CableDue to the difference between different monitors, the picture may not reflect the actual colorof the item. Thank you!