The HDMI tests and analyses HDMI signals from the source to the display. It tests every stage of a HDMI signal's path including cable quality. Generates HDMI 2.0 4K at 60 Hz signals to test display compatibility Detects HDMI signal information such as resolutions, refresh rates and HDCP versions LCD display Metal housing Approx. dimensions: 130 x 89 x 14 mm (W x D x H) Colour: Black Connection: HDMI female - HDMI female, USB Micro-B female (fro additional power supply and updates)