Dustproof, anti riot, corrosion protection
Panel keys can be customized (Braille and graphics support cap)
Panel using high-quality 304# stainless steel, by adding aluminum alloy plate
Panel blackening, drawing, sandblasting or Teflon Technology (optional)
The trackball compatible interface (PS2/USB) (optional)
Mechanical, photoelectricity (thin) or laser trackball (optional)
Integrated metal stainless steel or black phenolic resin (phenolic resin) track ball (optional)
Support (thin) 25mm, 38mm, 50mm laser trackball (*) (optional)
Support Braille (part) or graphic cap (optional)
Pre installed or installed after the screw holes and screw (optional)
USB Hub (*) (optional)
The 1 year factory warranty (domestic)