Features:The series of the HDMI Amplifier Switcher have many features that enable them to perform in a superior manner. Among those features you will find:1. Easy to Use: Install in seconds, no need of setting.2. Conversion: It could convert PCs VGA video and R/L audio into complete HDMI.3. Extra VGA and R/L audio outputs: the outputs could be connected back to PCs monitor and speakers.4. Manual adjusting button: used for position the image precisely under some extreme condition. Specification: Signal Inputs/Output Input Video Signal0.5-1.0 volts p-pInput DDC Signal5 volts p-p (TTL)Input connectionHDMI A female(19pin)Output connectionVGA, R/LHDMI video input format480i/576i/480p/576p/720p/1080i/1080pVGA video output format480i/576i/480p/576p/720p/1080i/1080pAudio output format2 channel LPCMOperating Frequency Vertical Frequency Range50/60HzInput Video Amplifier Bandwidth1.65Gpbs/165MHzWarranty Limited Warranty1 Year Parts and Labor