Alcatel-Lucent OT-255. Display: 45.7 mm (1.8 "), 128 x 160 pixels, TFT, 0.065000 M. Memory: 1.8 MB. Networking: GPRS, GSM, 2.0, 900, 1800 MHz. Connectivity: mini USB A. Messaging: pop3, IMAP4 . Audio: MP3. Energy management: Lithium, 650 mAh, 2.6 h, 9 h, 380 h. Weight & dimensions: 76 g, 58 mm, 12 mm, 100.5 mm. Phone features: Bar, Alarm clock, Calculator, Calendar, Converter, 500 entries. Keyboard: QWERTY. Other features: USB, 1.2 W/kg