2 Way Audio Video RCA Switch Selector Splitter Box AV Switcher Car Accessories

Features:2 AV input sources, 1 AV output for switching between two alternative AV sources. The master input L1/R1/V1 is priority and the slaver one L2/R2/V2 stand by when two AV signal are available, it will switch to slaver one automatically if master signal is not available.