PureHitech 909TSI Platinum. Display diagonal: 48.3 mm (1.9 "), Display resolution: 176 x 220 pixels, Display: TFT. Compatible memory cards: Micro SD, Internal memory: 64 MB. Data network: GPRS, Bluetooth version: 1.2. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 600 mAh, Talk time (GSM): 4 h. Weight: 145 g, Width: 107 mm, Depth: 49 mm