Voyager WVOS43 4.3" Digital Wireless Observation System with WiSight TechnologyThe WVOS43 now allows drivers to view more with less using its wide angle views in a compact 4. 3 inch display that can be stowed easily in the center console or glove compartment when not in use. It offers WiSight auto pairing of up to four wireless cameras so the driver can see all the important angles of their vehicle at any time, even while on the road. The included camera features a CMOS lens, built in microphone, and excellent low light