Sony anycast aws500  6 channel  vision mixer, audio mixer and IP streamer for internet.

Current video input option boards include

4x SDI inputs with 2x SDI output

2x Composite / S-video / DV video inputs ( DV also can be used for DV output)

1x VGA otput

composite / sivdo output also.

6x audio input channels  with microphone / line input)

audio output

Mixer has built in multiviewer, , logo generator, keyer,

also has titling system for doing titles / credits etc also.

Flull 1080i high definition video format

built in TBC for each input so just plug in any input, and mixer syncs all

supports embedded audio

can also stream video out to IP for internet streaming etc.