IOGEAR 4K UHD 4-Port HDMI Switch with RS-232 Support GHSW8241 LED Indicator: Selected: 4 (Green) Display: HDTV or HD Projector with an HDMI Input System Requirements: Source Devices - HDMI Output Cables - 4 HDMI Cables* - RS-232 Cable (optional)* - IR extension Cable (optional) * *Cables not included Specification: Connectors Video Input: HDMI Type A Female Video Output: HDMI Type A Female RS-232: 1 x DB-9 Female Power: 1 x DC Jack Video connections Input: 4 x HDMI Type A Female Output: 1 x HDMI Type A Female Switches Port Selection: 4 pushbuttons Video Resolution: HDTV resolution: 480p, 720p, 1080i, 1080p, and up to 4K @ 30fps (4096 x 2160 or 3840 x 2160) Power Consumption: DC5V Environment Operation Temperature: 0 - 50ºC Storage Temperature: -20 - 60ºC Humidity: 0 - 80% RH, Non-condensing Housing Case: Metal Feature: Allows up to four HDMI source de...