Category. There are two categories of HDMI cables: the first is designed to support HDTV resolutions, other necessary for high resolution.
Length. Usually the HDMI cable has a length of from 3 to 50 inches. The longer the cable, the more expensive it is, and will also increase signal loss.
Active HDMI cables. For specialized purposes many manufacturers offer active HDMI cables. These cables use different technologies, which stimulated the transfer of data over large distances, improved quality of data due to power-up.
Price. Not only the HDMI cable should be high quality, but the connectors through which it communicates with the devices. Do not overpay for gold plated high quality cable with low-grade connector for connection to equipment.
Conclusions. Choosing a HDMI cable, should pay attention to support Ethernet for a new TV with network functions, this is a good option, and maybe someday other A/V equipment learn to walk on to the network using HDMI cables. Otherwise, if you do not aim to save every ruble, feel free to buy cables price categories:$ 10-20 for 2-3 meter model.
HDMI cable with Ethernet is designed for coupling different components in the network with a speed up to 100 Mbps and connection of these components with the Internet. Functionality Ethernet cable HDMI available if both linked devices are HDMI Ethernet support. Take the one that is thicker, See the specification and choose the maximum cross-section of the twisted pairs can be Inakustik Star HDMI. If possible, use a cable less than 1 meter.