This is 4 Port Video Audio AV 3RCA Switch Splitter Box for HDTV DVD. It enables 4 AV output devices to share 1 AV input. So it can be used in your home, office, restaurant, shopping plaza, hotel, factory, etc, to show the one AV input on 4 different AV output devices like TV or other devices with standard AV (yellow-red-white) connector.
LED power indicator
1 AV input signal split to 4 AV outputs
Powered by AC adapter; No additional software needed
Strong insulation and anti-jamming