The RIDGELOC 360 Universal Compression RG6 Connector from Perfect Vision fits any standard quad-shield, tri-shield or dual shield RG-6 75 Ohm coax cable. It is suitable for indoor and outdoor applications and is tested to SCTE standards and weatherproof for hostile outdoor environments. Precision Machined Body With Mil Spec Plating Patented Compression Ridges Lock In For A Fool Proof Installation Every Time Compatible with ANY standard compression tool Passed stringent moisture migration testing Dimpled Grip Weather Tight Seal Patented RIDGELOC 360 Compression Locks In for a Superior Fool Proof Install Every Time End Bell cannot back up. Locks coax cable securely and positively in place . Bandwidth - 2 Mhz to 3 Ghz Impedance - 75 Ohms nominal Shielding Effectiveness - better than -90dB DIRECTV Approved