Technical Information-Impedance-470 Ohm: Interfaces/Ports-Ports-1 x Output, 4 x Input: General Information-Manufacturer-Xantech Corporation: General Information-Manufacturer Part Number-78944:General Information-Manufacturer Website Address-xantech:General Information-Brand Name-Xantech: General Information-Product Name-Four Way Signal Spliter:General Information-Product Type-Signal Splitter: Miscellaneous-Additional Information-Connects four emitter ports and power supply to all Xantech infrared receivers and keypads Four parallel emitter ports with 470-Ohm resistors drive four single or four dual emitters Quick-connect stereo mini jack for IR Receivers that use a stereo mini plug STATUS terminal for connection of IR Receivers and Keypads that have status LED's 2.1 mm coaxial power jack: Technical Information-Impedance-470 Ohm: Interfaces/Ports-Ports-1 x Output, 4 x Input: