It is an 11-pin Amphenol-type harness used with various vehicle detectors. This harness is designed for use with specific models of vehicle detectors, such as the AX, AX2, AX2DL, B, BX, BXC, or BX-LP series. It features an 11-pin Amphenol 78-S11 connector. The cable length is 4.0 ft (1.2 m), with a diameter of 0.4 in (1.0 cm). The wire is UL 1015, 20 AWG stranded, with PVC insulation and a 30" length of nylon mesh jacket. The pin-to-color mapping is specified for wiring purposes