Kit includes: 6-port IR distribution/connecting block 12-volt power supply Bar receiver with 9.84 ft. cable 4 emitters with 9.84 ft. cables Instructions Works with major US IR repeating systems Receive frequency range: 38 kHz and 56 kHz Transmit frequency range: 38 kHz and 56 kHz Multi-input for IR receivers Controls up to 12 different devices