High-Definition Multimedia Interface or HDMI cables is the global audio/video interface standard for connecting high-definition (HD) complaint devices. Almost all HD equipment such as TV, Blu-ray player and others do come with a standard HDMI connection.
There are two HDMI cable categories in the market. First, which can be considered as the ‘Standard’ are defined in category 1 – certified cables. These HDMI cable categories are tested at 74.5MHz to reliably support 720p60 and 1080i60 resolutions while the other HDMI cable type are known as ‘High Speed’ cable which are defined in category 2 – certified cable. These category 2 cable are tested at 340MHz which are able to support 1080p60 and 2160p30 resolutions.
Each of these two categories of HDMI cables are designed to fit a specific requirement deliver the best performance and standard.
The Standard HDMI cable is usually best known to commonly support current satellite television. However, the quality of the visual are fixed to its standard supported resolutions which is 1080i and 720p videos. If you aiming for the future of visual quality and technology, standard HDMI cable is definitely not for you.
On the bright side, High Speed HDMI cable do support video resolutions of 1080p and beyond. If you are a person who fancy the quality and new advanced technologies such as 4K and 3D, High Speed HDMI cables suit you the best.