Features: OOTDTY   Plug Specifications: BNC male head+DC5.5×2.1 male head to BNC male head+DC5.5×2.1 female head Environmentally friendly PVC material injection molding. Uses: All kinds of security cameras such as bolts, ball cameras, infrared cameras, DVRs, network cameras and other equipment cables. Features: The wire has strong anti-interference, stable video signal transmission performance and long service life; high-quality connectors, firm and reliable connection. The products are strictly inspected before leaving the factory and meet all the requirements of reliability tests and various electrical tests. Outer diameter: 3.3mm. Specifications: Material:Metal Length:Approx.5meters/16.4feet,10meters/32.8feet,15meters/49.2feet,20meters/65.6feet,30meters/98.4feet(optional) Package Includes: 1x BNC Extension Cable Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.