Supra have recently been developing an ultimate USB Cable, and the result is USB Excalibur.
The goal was simple: to make the world's best USB cable, with no compromises or shortcuts. Excalibur is a premium high speed cable with improved data and power transmission, a complement to the existing Supra USB series models.
SUPRA launched its first HDMI cable in 2004. 9 years of continuous product development has resulted in the Supra HD5 HDMI, which (according to Supra) is the best HDMI cable on the market, offering HDMI High Speed with Ethernet & 4K resolution. They guarantee that the cable can handle all HDMI signals up to 32m. SUPRA HD5 is tested and approved in compliance with the latest test provisions by HDMIĀ“s Accredited Testing Center in the USA. A secure quality guarantee of there HDMI cables. The bandwidth in the HD5 (used in all of there HDMI/DVI cables) is 1100MHz, almost four times the spec of HDMI High Speed (340MHz). There are some interesting cables out there claiming to do the job but only a few are actually approved for it. SUPRA HDMI is a safe choice.
Supra mains distribution block consisting of BS sockets conforming to British Standards British Standard BS1363/A including Ireland. The input is a 10 ampere male chassis connector according to the international standard IEC-320. It provides a non-intrusive filtering (NIF).