... MaxDifferential Impedance100±10Ω(TDR) FEATURES1, Center conductor: high quality digital signal delivered by oxygen-free copper2, ... shield:100% Aluminum/Mylar foil shield, prevent high frequency noises and interference4, Outer shield:95% copper ... black, white porcelain, black porcelain, chrome Details:1, small head:18.5x15x9mm 2, OD: 4.2mm, 6. ... Cable Length within 15ft (5 meter) HIGH SPEED HDMI CABLE