GEF1321 Features: * Switcher * Switches between four HDMI sources to one HDMI output * Supports resolutions up to 1080p Full HD * Supports dolby digital 5.1 and LPCM 5.1 up to 6 channels * Audio switching between two sources, Digital (coax and optical), and one L/R analog audio source * Front panel push button controls * Line-level volume control * Video output connector: (1) HDMI Type A, 19-pin, female * RS-232 Port: DB-9 female * Audio output connectors: Analog audio RCA female * IR extender: 3.5mm mini stereo jack * Video input connectors: HDMI Type A, 19-pin and female * Audio input connectors: S/PDIF Coax, TOSLINK Optical and L/R analog audio 2 x RCA female * RS 232 port for automation * HDCP compliant Includes: * IR remote control (included) Specifications: * 12V trigger input for remote control (turns unit on when 12V is received) * Maximum pixel clock: 225 MHz * Maximum input level: 2.2V rms * Trigger input and output: 12V DC sensor phoenix type terminal block * Power supply: 24V DC * 12V Trigger output to power external amplifiers (12V DC out when unit is on) * Power consumption: 15W max and 4W standby * Total harmonic distortion : 90 dB 20 Hz - 20 kHz A-weighted * Crosstalk: < -90 dB