Quad cable, Spiral cables.

Conductor	Stranded and annealed copper wire.
Insulation	Polyethylene core colors.
Quadding	Insulated conductors are stranded into star quad.
Inner Jacket	PE extrusion filling.
Taping	Carbon stabilizing tape helically or longitudinally applied.
Braiding	G. Steel wires braiding.
Sheathing	Black PVC extrusion.
Application	Used for signal transmission and suitable for several installation conditions, Such as at military operation and mine areas.