Fox Marine NMEA 2000 (N2k) Compatible 2 Meter Drop Cable Cable Specs - Power: Red/Black twisted pair 22 awg w/ Aluminum Shield Cable Specs - Data: Blue/White twisted pair 24 awg w/ oversized insulation & w/ Aluminum Shield Cable Specs - Shielding: Drain Wire, 2 pair Aluminum, Overall Aluminum, Overall Braid