Sony STR-DA2400ES 7.1 Channel Home Theater AV Receiver (Discontinued by Manufacturer) Simple icon driven GUI for easy menu navigation 4 HDMI inputs: compatible with 1080 60p/24p, Deep Color and x.v.Color video signals RS-232C serial port for supported devices and upgrades Faroudja DCDi cinema up-scales HD compatible video sources to 1080p through the HDMI port XM satellite radio compatible with supported satellite receivers