... signal performance is stronger. Detailed parameters: Cable Cores × Cross-Section (mm2)7x0. ... Cable LTD was established in 1989 in Shanghai ,shortly after that we founded our brand ——‘Shangbei’ Our main Products are Coaxial Cable,Control Cable ... ,Speaker Cable,Video Cable and RGB-HV Cable. In addition,we also produce large quantities of av cable,microphone cable,audio cable ...