iPhone 3G

iPhone 3G is the second generation of iPhone. iPhone is a smartphone made by Apple that combines an iPod, a tablet PC, a digital camera and a cellular phone.

Operating System
iPhone OS 2.0 was released concurrently with the 3G phone. The operating system update includes a number of features designed for business including support for Microsoft Exchange.

Security
Increased mobile security includes secure access to corporate networks over Cisco's IPsec, VPN. Security features, such as remote wipe and inactivity time-out, have also been added.

Developer Kit
Apple has released a software developer kit (SDK) for custom applications and a configuration utility for centralized management.

Looks
Phone 3G exchanges the flat aluminum housing of the first generation iPhone for a sleek convex black or white plastic case. The switch to plastic enables better transmission for the many radio receivers inside than the metal enclosure.

Third Generation Networks
iPhone 3G can connect to the Internet through third generation (3G) mobile broadband technologies like UMTS and HSDPA in addition to EDGE. By default, the iPhone will prompt the user to join open or closed WiFi networks it discovers, entering passwords where WEP or WPA encryption is present.

Sound
Built-in Bluetooth supports wireless earpieces but not stereo audio

GPS
iPhone 3G also features assisted global positioning system (A-GPS), which combines triangulation using cellular towers with a GPS receiver.

Does not Support
The iPhone 3G does not support FLASH, JAVA, but MMS depends on ur carrier.