The cam-ty11 is a reverse camera t-harness that gives the ability to add a reverse camera input for Toyota and select scion and Subaru 6. 1" Touchscreen radios. The harness is plug and play with no need to connect to reverse lamps for reverse trigger. Adds Reverse Camera Input Plug & Play Harness No Need To Connect To Reverse Lamps For Reverse Trigger Adds reverse camera input Plug & play harness No need to connect to reverse lamps for reverse trigger For Toyota & select scion & Subaru 6.1" Touchscreen radios MODEL NO - CAM-TY11