| Model | D-38-OTB |
| Ball Diameter | 38mm |
| Ball Material | Resin |
| Working ways | Optical |
| Trackball lifespan | > 10 Mio revolutions |
| Supply Voltage | +5V DC +/-5% |
| Communication interface | USB or PS2 |
| Protection Level | IP65 |
| Operating temperature | -40 ~+70 |
| Storage temperature | -40 ~ +80 |
| Certificate | CE FCC RoHS Compliant |
| OS support | DOS/Windows95/98/NT/ME/2000/2003/XP/Vista/7,8,10 Linux, Mac,etc |
| MTBF | >20000H |
| MTTR | <30min |
| APPLICATION | Self-service kiosk, Industrial PC system, Medical & Food industry, CNC machine & Vending Machine. |
