BenQ-Siemens C31 Specifications
| Brand: | BenQ-Siemens |
| Model: | C31 |
| Release Date: | 2007, June |
| Display | |
| Size: | 1.8 inches, 10.2 cm2 (~21.9% screen-to-body ratio) |
| Resolution: | 176 x 220 pixels (~157 ppi density) |
| Technology: | TFT, 256K colors |
| Camera | |
| Main Specs: | 1.3 MP |
| Main Video: | Yes |
| Battery | |
| Capacity: | Removable Li-Ion 920 mAh battery |
| Type: | Li-Ion |
| Memory | |
| Expandable: | microSD |
| Body | |
| Dimensions: | 99.8 x 46.7 x 16.7 mm (3.93 x 1.84 x 0.66 in) |
| Weight: | 86 g (3.03 oz) |
| Connectivity | |
| Wifi: | No |
| Bluetooth: | No |
| Nfc: | No |
| Usb: | 1.1 |
| Headphone Jack: | No |
| Network: | GSM |
| Colors: | SilverShine, GraphiteGloss |