Inter M Vams - 0808 Video Audio Matrix Switcher Interval Vertical

Description

Inter M Vams - 0808 Video Audio Matrix Switcher Interval Vertical.
Pictures shows this unit plugged in and lit up. I have no way of testing further beyond this.
Condition is "Used and sold AS-IS".
Open to reasonable offers also.
Here is the description from the manufacturer website and manual can be downloaded off the internet it seems.
VAMS-0808 is A/V Matrix Switcher that can output sound and image without being degraded by releasing through each 8 Stereo Audio inputs and SD Video inputs.
It is easy to operate and recognize signs on the display and can be controlled by PC as having RS-232C function. Plus, 2 parallel connected VAMS-0808 can be under control simultaneously.
Features
8 x 8 Audio / Video Matrix Switcher.
SD Composite video, In/output of Stereo Audio
Simple simultaneous output and constant display switching function
Very low Crosstalk and wide frequency response
Equipment linking function(Maximum of 2 equipment)
RS-232C control function(program provided)
Memory backup function
Vertical interval switching between Genlocked sources
Key Lock function
Shipping is by USPS Priority Mail for tracking, insurance and quickness.