| Local Name | OT-255 |
| Technology | GSM |
| 2G Bands | GSM 900 / 1800 | GSM 850 / 1900 |
| GPRS | Class 10 |
| EDGE | No |
| Announced | 2010, February |
| Status | Available. Released 2010, June |
| Dimensions | 100.5 x 58 x 12 mm (3.96 x 2.28 x 0.47 in) |
| Weight | 76 g (2.68 oz) |
| Keyboard | QWERTY |
| SIM | Mini-SIM |
| Display Type | TFT, 65K colors |
| Screen Size | 1.8 inches (~17.5% screen-to-body ratio) |
| Resolution | 128 x 160 pixels (~114 ppi pixel density) |
| Card Slot | No |
| Phone Book | 500 contacts |
| Call Records | Yes |
| Internal Memory | 1.8 MB |
| Alert Types | Vibration; MP3 ringtones |
| Loudspeaker | Yes |
| 3.5mm Jack | No |
| WLAN | No |
| Bluetooth | No |
| GPS | No |
| Radio | FM radio with RDS |
| USB | miniUSB (charging only) |
| Messaging | SMS, MMS, Email |
| Browser | WAP 2.0/xHTML, HTML |
| Games | 2 |
| Java | No |
| Features Summary | Fake call, Organizer, Voice memo |
| Battery | Li-Ion 650 mAh battery |
| Stand By | Up to 380 h |
| Talk Time | Up to 9 h |
| Colors | Black, Apple Green, Orange |