S P E C I F I C A T I O N S 311SpecificationsRadio • CDMA 800 (Digital Cellular), 1900 (PCS), and 1400 (GPS)• EVDO and 1XRTTPhone features • Personal speakerphone• Hands-free headset jack (2.5 mm, 3-barrel connector)• Microphone mute option• TTY compatible• 3-way callingProcessor technology • Intel XScale™ processor, 312MHzExpansion • SD/MultiMediaCard/SDIO card slotBattery • Rechargeable lithium-ion• Removable for replacement• Up to 4.7 hours talk time• Up to 15 days standby• 3.5 hours full charge timeOperating system • Windows Mobile ® 6 ProfessionalCamera • Still image capture resolution:1280 x 1024, 1.3 megapixel• Automatic light balanceSize • 5.08 in x 2.28 in x 0.89 in (129 mm x 58 mm x 22.5 mm)with antennaWeight • 6.4 ounces (180 grams)