1. 100% new, quality crimped joint. 2. Compatible with model: Whelen 295HFS1, A1, A5 & A6 as well as the newer SL100 sirens & the SLA1 series. Will also fit 295HFS2,295HFS3 and 295HFS4, these models use the same connector but some different color wires. 3. Default Wire type: UL1015 14AWG (double power and ground wires)；UL1007 18AWG (radio, aux. enable, horn, horn/ring wires)；UL1015 16AWG (speaker wires) 4. Cable length: About 15cm； 5. In the package:1pc 12-pin harness plug.