Processor  
 
 Intel XScale  Processor up to 400MHz 
 

 
  Operating System  
 Microsoft® Windows®  Mobile 2003
 

 
  Wireless Connectivity   
 
 X3i : Integrated 802.11b wireless technology
 

 
  Memory  
 
 RAM: up to 64MB SDRAM
 
 ROM: up to 64MB Intel StrataFlash®  memory
 

 Optional: Foldable External Keyboard
 
 Optional: Snap-on Thumb Keyboard
 

 
  Display  
 TFT Color 16-bit, Touch Sensitive, Transflective LCD
 
 3.5 inches
 
 240 x 320 resolution at 65,536 colors (QVGA)
 

 
  Control and Lights  
 5-way Navigation button
 
 Scroll Dial - Up, Down, Action
 
 4 Program Buttons: Calendar, Contacts, Inbox, Home
 
 Voice Record Button
 
 Reset Button
 
 Media Player Button/ Wireless On/Off (Optional)
 
 Backlit Power Button  Event Notification
 
 Charge Status
 


 

 
  Expansion Slots  
 1 Secure Digital / SDIO Now! / MMC Memory Card Slot (3.3v)
 

 
  Ports and Connectors  
 Standard v1.2 (115 kbps) Infrared Port
 
 DC Power In through Charger Adapter
 
 26-pin Cradle/Sync Connector
 
 3.5mm Stereo Headphone Connector
 

 
  Dimensions  
 Length 117 mm (4.6 inches)
 
 Width 77.2 mm (3.0 inches)
 
 Height 14.9 mm (0.59 inches)
 
 Weight 136.5 grams (4.8 oz)
 

X3i with wireless antenna  Length 122.4 mm (4.82" )
 
 Width 77.2 mm (3.0")
 
 Height 14.9 mm (0.59")
 
 Weight 140.4 grams (5.0 oz)
 

 
  Audio  
 Audio Controller AC-97 Codec Chip; WM9705 Sound Chip
 
 Stereo Conversion 16-bit stereo; 8.0, 11.025, 22.05 and 44.1KHz sample rate
 
 Full Duplex Record and Playback
 
 Integrated Microphone and Speaker
 

 
  Power Supply  
 AC Adapter
 
 Battery Type  950 mAh Lithium-Ion Removable, Rechargeable (standard)
 
 950 mAh Lithium-Ion Removable, Rechargeable, 2nd Battery (optional)
 
 1800 mAh Lithium-Ion Removable, Rechargeable, 2nd Battery (optional)