Hagenuk e20. Display diagonal: 35.6 mm (1.4 "). Data network: GSM, GSM bands supported: 900, 1800 MHz. Ringer type: polyphonic. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 420 mAh, Talk time (GSM): 2 h. Weight: 55 g, Width: 52 mm, Depth: 10 mm