Keene Electronics Stereo Audio Over CAT5 CAT6 Cable Extender 100m 3.5mm Jack No Power Required Black (per Pair) C5AUDIO : Amazon.co.uk: Business, Industry & Science
50M CAT6 ETHERNET PURE COPPER CABLE REEL/DRUM - GIGABIT UTP NETWORK LAN RJ45: Amazon.co.uk: Computers & Accessories
Building High Quality CAT6 Audio Snakes – Wav.Report