https://catalog.allenvisual.com/avcat/ctl1848/index.cfm?manufacturer=black-box&product=ac057ae-k-r4
AC057AE-K-R4 | VGA 4-Channel Video Splitter Kit, 230-VAC | Black Box | Allen Visual Systems
Product information for VGA 4-Channel Video Splitter Kit, 230-VAC AC057AE-K-R4 manufactured by Black Box. Provided by Allen Visual Systems.