Home dock for charging and computer access via USB connection. 4.0 extra wide WQVGA screen, 64k colors, 480 x 272 pixels.Pre-loaded maps of US, Canada on 20GB hard disk. High sensitivity SiRF Star III GPS receiver. Support for active external antenna (not included). Hands-free calling with most BluetoothT-enabled phones (built-in microphone).
Auto-adjusts screen brightness to environment. Computer connection via USB for updates, downloads. 3-axis accelerometer & gyroscope for enhanced navigation. Rechargeable internal 4 hour Li-Ion battery. 4.2" x 3.1" x 2.5.
64 MB RAM; 16 GB free space for mp3s and photographs.