Cat.7 double shielded cable(SSTP)
Product Features:  
Structure: Single bare copper wire, polyethylene insulation, two separately insulated conductors twisted together, each pair has Al foil, every four pair has copper double-layer shield protection, 
PVC or low smoke halogen-free and flame 
resistance cable jacket
Standard: ISO/IEC 11801; ANSI/TIA-568-A, it can be used for audio data, ISDN, fast ethernet , gigabit ethernet and other application for cat.7 cable.