Infrared Resources Block-less 2 device 30~60kHz IR Receiver Extender Kit,Operates all A/V(IR) devices,Apple TV etc. (+Uverse,SA/Cisco Explorer,DirecTV,Bell, Foxtel) Visible LED confirmation. Receiver size 2" (L) 1/2" (W) 7/16" (H) Made in S Korea 9ft receiver lead from the hub with excellent IR receiving range. Operate -2- devices IR Filtering Technology effectively blocks out external noise. IRI,CFL,ESI,EMI,Plasma, Sun Includes optional USB power adapter cable and IR Emitter covers 23 Years Experience Manufacturing And Supplying The Cable And Hotel Industry