Gefen Ultra HD 8x8 Matrix for HDMI GTB-HD4K2K-848-BLK USB Port: (1) Mini-B LED Indicator: Power Indicator: (1) LED, bi-color (red/green) Lock Indicator: (1) LED, (orange) Power Consumption: 27W maximum Power Supply: 24V DC Specification: Maximum Pixel Clock: 300 MHz HDMI Input Connectors: (8) Type A 19-pin female, locking HDMI Output Connectors: (8) Type A 19-pin female, locking RS-232 serial port: (1) DB-9, female Ethernet (IP Control) Port: (1) RJ-45 Display: 2 rows, 16 characters per row Control Buttons: (7) tact-type IR Sensor: (1), located on front panel IR Extender Port: (1) 3.5mm mini-stereo jack IR Extender type: EXT-RMT-EXTIRN (not included) DC Power Connector: (1) 4-pin Operating Temperature: +32 to +122 °F (0 to +50 °C) Operating Humidity: 5% to 90% RH, non-condensing Storage Temperature: -4 to +140 °F (-20 to +60 °C) Storage Humidity: 5% to 95% RH, non-con...