GLS Audio 20-Feet Ethercon Compatible RJ45 Cat6 Cable OFC Pro Tour Heavy Duty G-Shell G45 GLS Audio G-Shell G45 are 100% Compatible with Neutrik Ethercon RJ45 Connectors & Jacks GLS Audio G-Shell G45 Technology Allows Simple Twist of Shell to Remove from RJ45 OFC Solid core conductors. (Required to meet industry standard specifications for optimal signal transfer). Heavy Duty Jacket with Internal Twisted Pitch Controlled Spacing (TPCS = Better Digital Transfer & Longevity) Ground lifted at one end to prevent unwanted noise and hum (required by some electronics which don't support a common ground)