RCA 4 In 3 Out AV Audio Video Signal Composite Switcher AV Switch Splitter Box 1. Versatile Connectivity: Connect up to 4 AV sources to 3 AV displays, offering flexible multimedia management for your entertainment setup. 2. Convenient Switching: Easily switch between VGA sources using the device buttons or the included infrared remote control for effortless operation. 3. High-Speed Signal Distribution: Transmit VGA signals to three displays at 50MHz, supporting DDC, DDC2, and DDC2B for optimal compatibility and performance. 3. Wide Compatibility: Support for widescreen 16:9, 16:10, and 4:3 aspect ratios, with resolutions up to 1920x1080 (Full HD) and WUXGA 1920x1440. 4. Compact Design: Small size and lightweight construction make this AV switch highly portable and easy to integrate into any setup. 5. Multiple Format Support: Compatible with AV, RCA, and VGA inputs, providing versatility for various audio-video devices. Note: Remote control does not include batteries