The 2G+ HD over IP HD-SDI to HDMI Enhanced Gigabit Transmitter - model number 428A - is the source-side SDI device in a full Just Add Power 2G switching matrix.
Model 428A supports:
SDI input
Stereo audio extraction with audio delay
Instant-seamless switching
Video Wall
2-way RS232 control
HDMI Pass-through
Image Pull
and more!
See attached 428A Data Sheet for full information.