| Manufacturer | Part Number | Description |
|---|---|---|
| Parallax | QT113 | touch sensor |
| Parallax | SRF04 | Ultrasonic Range Finger Application Note |
| Parallax | MMA7455 | 3-Axis Accelerometer Module |
| Parallax | P8X32A-D40 | 8-Cog Multiprocessor Microcontroller |
| Parallax | P8X32A-Q44 | 8-Cog Multiprocessor Microcontroller |
| Parallax | P8X32A-M44 | 8-Cog Multiprocessor Microcontroller |
| Parallax | SX20AC | Configurable Communications Controllers |
| Parallax | P8X32A | 8-Cog Multiprocessor Microcontroller |
| Parallax | SX28AC | Configurable Communications Controllers |