Doro HandlePlus 334gsm. Display resolution: 64 x 102 pixels. Data network: GSM, GSM bands supported: 900, 1800, 1900 MHz. Ringer type: polyphonic. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 850 mAh. Weight: 95 g, Width: 52 mm, Depth: 16 mm