HDMI A Type
HDMI A Type is the most widely used one, using 19pin, with width and thickness of 13.9 mm and 4.45 mm respectively. It is similar to DVI Single-Link transmission. Most of the audio and video equipment used in our daily life has this interface. .
HDMI B Type
This type of HDMI is relatively rare. It is mainly used in professional-level situations. It uses 29 pins and has a width of 21 mm. In terms of transmission rate, HDMI B Type has twice the data transmission capacity of HDMI A type, which is equivalent to DVI Dual-Link. .
HDMI C Type
HDMI C Type is generally called Mini HDMI. It is mainly designed for small devices. It also uses 19pin, but the width is only 10.42 mm and the thickness is 2.4 mm. It is relatively small. It is mainly used in portable devices.
HDMI D Type
HDMI D Type is commonly known as Micro HDMI. It is based on Mini HDMI and is further reduced. It also uses 19 pins, has a width of only 6.4 mm and a thickness of 2.8 mm, similar to the Mini USB interface.
HDMI E Type is mainly used for audio and video transmission in car entertainment systems. Due to the instability of the car environment, HDMI E Type is designed to be shock-resistant, moisture-proof, high-strength resistant, and has a wide temperature range.