Kramer Electronics SD-7308 SD-7308 is a high performance switcher for serial digital (SMPTE 259M) video signals. It takes any one input, provides reclocking and equalization and distributes the signal simultaneously to four identical outputs. Multi - Standard - 143Mbs (4fsc NTSC), 177Mbps (4fsc PAL, 270Mbps (4:2:2 component), 360Mbps (4:2:2 Widescreen). Control - Front Panel and RS-232 (included K-Router Windows - based software is included). Reclocking and Equalization. Resolution - 8 and 10-bit (automatic). Vertical Interval Switching - SMPTE RP-168. Standard 19inch Rack Mount Size - 1U.