☆ Model of the installed unit: NSZT-W62G ☆ Toyota Genuine Navigation: 8P to 20P conversion coupler Compatible models are as follows: ・NHDT-W58G ・NHZT-W58 ・NHZT-W58G ・NHDT-W59 ・NHDT-W59G ・NSZT-W60 ・NHDT-W60G ・NSDT-W59 ・NSZT-W61G ・NSZT-W62G ・NSZT-Y62G This harness is required when operating a Toyota genuine navigation system with steering wheel switches. It also has an external video output for rear monitors, etc. Multiple units are available if needed.