iQueM3 features: Operating System: Microsoft Windows Mobile 2003 Second Edition software Computing Software: Microsoft Pocket Outlook®, Internet Explorer, Word and Excel; Windows Media® Player, MSN® Messenger Service, Calculator and ActiveSync® Processor: 312-MHz Intel® PXA 271 Unit size/weight: 5.0” x 2.8” x 0.74”/ 5.9 oz. Screen dimensions: 3.5” diagonal Display: 240x320-pixel, transflective TFT display; 64K colors Internal Memory: 32 MB ROM; 64 MB RAM Battery: 1,250-mAh rechargeable lithium-polymer battery delivering 5-7 hours of continuous PDA/GPS use Audio hardware: Microphone, speaker, headphone jack Expansion: Secure Digital slot with SDIO compatibility Networking: IrDA, SDIO, USB