This is a 21inch SGI GDM-5411 Professional Black Flat Screen Trintron Monitor. The screens are manufactured by Sony - OEM'd by SGI.

It has twin VGA inputs in the rear of the monitor, with a switch on the front to select which input you want to see.

Published Specs for this monitor are:
* Tube Type: 21" FD Trinitron with HiDensity Electron Gun, Natural Flat Tube
* Dot Pitch: 0.24 mm
* Viewable Size: 19.8"
* HSCAN: 30 - 121Khz
* VSCAN: 48 - 160Hz
* Maximum Resolution: 2048 x 1536 @ 75Hz
* Recommended Resolution: 1600 x 1200 @ 85Hz
* Signal Input: Two 15-pin mini D-SUB (VGA)
* Dimension: 19.3 in - 19.6 in - 18.8 in H-W-D (70.5 lb/32kg)
* On Screen Controls: contrast, brightness, degauss, horizontal and vertical size and position, geometry (pincushion, trapezoid, parallelogram, rotation), moire reduction, convergence, corner purity, user-defined settings with factory settings recall, color temperature

Owned from new by me. Comes with Power Cord and VGA Cable.

Buyer must pick up from me in Takapuna, Auckland.