The Input end:VGA+AudioThe Output end:HDMIThe Resolution:720P/1080i/1080PVoltage:DC5VLength of USB Cable:84cm/33.1"Length of VGA To HDMI Output Cable:60cm/23.6''　The Using Environment:-20-65degrees， the relative humidity:5%-95%Can be used in desktop， laptop， security hard disk video and other devices that attached the VGA output can normally work with this product，Support System:win7， win8 and so on. The resolution can free adjust from 800 x 600 to 1920 x 1080 with the support of the systemNote:It is only suitable for the device upgrade with the VGA interface trough connection HDMI HD indicator.Only one way transfer VGA to HDMI， VGA port connect the signal input， HDMI connect the display port.Package include:1 x VGA To HDMI Output 1080P HD Cable1 x USB Audio TV AV HDTV Video Cable