| Brand: | Siemens |
| Model: | AX72 |
| Release Date: | 2005, October |
| Display | |
| Resolution: | 128 x 128 pixels, 1:1 ratio |
| Technology: | CSTN, 65K colors |
| Battery | |
| Capacity: | Removable Li-Ion 600 mAh battery |
| Type: | Li-Ion |
| Memory | |
| Expandable: | No |
| Body | |
| Dimensions: | 105.6 x 46.8 x 17.5 mm (4.16 x 1.84 x 0.69 in) |
| Weight: | 79 g (2.79 oz) |
| Connectivity | |
| Wifi: | No |
| Bluetooth: | No |
| Nfc: | No |
| Usb: | Proprietary |
| Headphone Jack: | No |
| Network: | GSM |
| Colors: | Basalt Black |