The iRV RV Stereo part # iRV64FR will work to replace your current Jensen Unit/ There are no adapters from the Jensen to the iRV so your connections will need to be made manually. view full answer...
For your 2011 Keystone Hornet, you can use the Single Rocker Switch # 37212635 in white, or # 37212625 in black to in two different locations to create a 3-way switch that can be controlled in separate locations. view full answer...