Fujitsu Pocket Loox C550, Pocket LOOX. Display diagonal: 88.9 mm (3.5 "), Display resolution: 640 x 480 pixels, Display: TFT. Internal memory: 64 MB, Flash memory: 128 MB, Compatible memory cards: SD/MMC. Processor clock speed: 520 MHz, Processor family: Intel XScale, Built-in processor: PXA270. Wireless technology: IEEE 802.11b/g, Bluetooth. Battery capacity: 1200 mAh, Battery technology: Lithium-Ion (Li-Ion)