| General | |
| Manufacturer: | Asus |
| Model: | P550 |
| Other names: | Solaris |
| Year: | 2007 |
| Operating system: | Windows Mobile 6.0 Pro |
| Capacity battery (MAh): | 1530 |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
71 x 121 x 16.5 |
| Weight (g): | 189 |
| Processor | |
| Processor Type: | Intel XScale PXA270 |
| Clock Frequency (MHz): | 520 |
| Memory | |
| Random access memory (RAM) (MB): | 64 |
| Read-only memory (ROM) (MB): | 256 |
| Communications | |
| Phone: | GSM 1800, GSM 1900, GSM 900, UMTS 2100 |
| Bluetooth: | 2.0 |
| Wi-Fi: | 802.11b,g |
| Other: | , EDGE, GPRS, UMTS/WCDMA |
| Multimedia | |
| Screen Size: | 3.5 |
| Screen Resolution (px): | 240 x 320 |
| Screen type: | TFT |
| Rear camera (Mp): | 2 |
| Speaker: | mono |
| Output of earphones: | 2.5 |
| Management and input | |
| Touchscreen: | resistive |
| Buttons: | scroll wheel, navigation buttons, physical buttons |
| Extension | |
| Memory Cards: | miniSD, miniSDHC |
| Connectors: | miniUSB |
| Additionally | |
| Operation time: (according to the manufacturer) |
12 hours mode work |
| Features: | GPS-receiver — SiRFStar III |