Comprising a bundle of 20 insulated wires colour coded black, brown, red, orange, yellow, green, blue, violet, grey, white, brown/black, red/black, orange/black, yellow/black, grey/black, blue/black, violet/black, pink, sky blue and cyan. Each wire has 7/0.12mm tinned strands. The whole group is wrapped with a metallised mylar film acting as the screen, which is in contact with a single uninsulated tinned stranded earth conductor of 7/0.155mm strands. Outer sheath is soft matt black PVC to an ov
