1、Versatile: 4 channel video splitter can be used in a variety of settings, perfect for school buses, buses, tank trucks, engineering vehicles, large trucks, boats, coaches, yachts, etc.. 2、4 Channel Video Input: The car video splitter supports 4 video inputs and 1 video output video output and display mode can be selected. 3、Information Overlay: 4 channel backup camera system supports character overlay of license plate number, time, driving information, etc., which makes it easier for you to use the system. 4、Safety Protection: The video splitter has DC12V 24V wide voltage input, overload protection, short circuit protection and reverse connection protection. 5、Easy to Operate: The host can be turned on, shut down, delay shutdown, support to add full screen automatic display during left and right turns, and reversing. Item Type: 4 Channel Video Splitter Material: ABS+ metal Video Format: PAL/NTSC (automatic recognition, note: must connect the camera before power on, default to PAL format) Video Interface: 4 channel input (aviation head interface), 1 channel output (aviation head interface) Positive / Mirror Selection: OFF/ON Default Boot Screen: Default boot with four screen mode, selectable in menu Screen Mode: Four screen, three screen, two screen, one screen Support Power Voltage: 9 to 36V wide voltage input, with multiple protection circuits for overload/short circuit/reverse connection Rated Voltage: DC 12V/24V Resolution: Supports 1080P, 720P, D1, CIF, etc. Camera Input: 4 channels Operation Method: Remote control Remote Control Battery: AAA x2 (batteries not included) Power off Protection: Yes Video Interface: Aviation head interface USB Backup: Support Maximum Memory Support: 512G Delayed Shutdown: Independent delayed shutdown circuit, can continue running after vehicle is turned off, delay time can be self set Peripheral Support: Supports 1 group RS232, can connect radio frequencyID card reader, oil level sensor, temperature sensor, etc. Software Upgrade: Supports software upgrade via memory card and U disk Power Protection: Recording content has power off protection function, automatically resumes recording when power is restored Recording: Supports multi channel synchronous playback Support fast forward, rewind, 2x, 4x, 8x, 16x speed options Support alarm point search and point in time search Suitable for: School buses, buses, tank trucks, engineering vehicles, large trucks, boats, coaches, yachts, etc. 1 x Video Splitter 3 x Cables 1 x Remote Control 1 x Key 1 x Memory Card