BIRCH-DVS-404 is a mini 4×4 SDI/ASI switcher. It uses dedicated switching processing technology for the consistence of I/O signals. It supports 4 SDI/ASI inputs. Any SDI/ASI can be switched to any one of the 4 output channels via buttons on front panel or infrared remote controller. DVS-404 supports non-volatile memory. RS-232/422 port can be connected to PC for controlling DVS-404 switcher. Unique LINK is used for AAS-404 or AVS-404 expansion system. BIRCH-DVS-404 is ideal for broadcast TV, Pro A/V field and program production.