Front, left and right side, LCD use: 3 m / 5 m / 10 m.
 After use (including trigger line): 15 m / 20 m.
 Audio, power supply signal as one of the aviation wire, assembly on the plug, disassembly worry-free replacement; the use of solid terminals, good waterproof.
 Signal transmission fast, with 4 * 0.3 square of the package of copper material, with shielding net, excellent anti-jamming performance.
 The lens only need a air line to connect the car host, convenient and fast.