Jailbreaking voids warranty and has other liabilities.
http://www.palm.com/us/products/phones/pre/
Operating system Palm® webOS™ Network specs1 3G EVDO Rev A Display 3.1-inch touch screen with a vibrant 24-bit color 320x480 resolution HVGA display Keyboard Physical QWERTY keyboard Email2 Microsoft Outlook® email with Microsoft® Direct Push Technology POP3/IMAP (Yahoo, Gmail, AOL, etc). Messaging Integrated IM, SMS, and MMS GPS1 Built-in GPS Digital camera 3 megapixel camera with LED flash and extended depth of field Sensors Ambient light, accelerometer, and proximity Media formats supported Audio Formats: MP3, AAC, AAC+, AMR, QCELP, WAV Video Formats: MPEG-4, H.263, H.264 Image Formats: GIF, JPEG, PNG, BMP Wireless connectivity4 Wi-Fi 802.11b/g with WPA, WPA2, 802.1X authentication Bluetooth® 2.1 + EDR with A2DP stereo Bluetooth support Memory 8GB of user storage (~7.4GB user available) USB mass storage support Phone as laptop modem Bluetooth tethering Connector MicroUSB connector with USB 2.0 Hi-Speed Headphone jack 3.5mm stereo Palm® Touchstone™ charging dock5 Compatible Dimensions Width: 59.5mm (2.3 inches) Height: 100.5mm (3.9 inches) Thickness: 16.95mm (0.67 inches) Weight 135 grams (4.76 ounces)