QR540 JCA Center Conductor: CCA 3.15mm Dielectric: Foam PE 13.05mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 15.49mm

RG59/u Coaxial Cable - 75 Ohm is commonly used for security systems and video display applications such as standard cable television.
This particular RG59/u Coaxial Cable is plenum rated to ensure compliance with the building fire code safety regulations in your area.
Terminate with your choice of BNC or F-Type connectors
1*20 AWG oxygen-free Bare Copper Conductor

high density mico-cellular Gas-injected Polyethylene Dielectric
Bonded Al foil and high density copper Braid Shielded to prevent Interference
Virgin Flam-retardant PVC jacket ,many colors available 
Used for security systems and standard Cable TV