This camera system is perfect for truck and trailer applications. Two wired side cameras install easily to your truck and the backup camera is wireless to allow easy installation on your trailer. Part of our new SimpleSight series, the system is equipped instant pair, allowing you to easily swap between trucks and trailers. Simply hit pair from the menu and turn on power for the trailer and the system will pair automatically. This system features optional adjustable distance grid lines. Note: This system includes one wireless backup camera. Optional side cameras may be added in the item options. Note: Make sure the antennas are installed straight up, not to either side. Note: Wireless Refers to connection between monitor and camera. Both individual components must be powered. Note: This system has one wireless input, channel 3. The RVS-DS55 allows you to make any CMOS camera wireless and connect it to channel 3. Channels 1 and 2 only accept wired cameras. Note: The camera ends in a male connection. Note: #18 wire does not carry enough amperage for this camera. We recommend using the main rear driving lights - #14 wire. Please note, adapter works only for the second generation Furrion brackets. Please contact Furrion to confirm what generation bracket you have.