iPhone Tip: iOS 4.3 features supports for iPhone 3G and iPhone 4 (CDMA model)

iOS 4.3 CDMA

iOS 4.2 is the latest version of iOS for your device, and supports the following features:

iOS 4 Feature	iPhone 3G (iOS 4.2.1)	iPhone 4 (CDMA) (iOS 4.2.6)
Home screen Folders	√	√
Unified Inbox and threading for Mail	√	√
Internet tethering¹	√
Personal Hotspot¹		√
Spotlight search²	√	√
Custom text tones³	√	√
Multitasking		√
Game Center		√
Bluetooth keyboard support		√
Home screen wallpaper		√
Data protection		√
Over-the-air Notes sync		√
AirPrint		√
AirPlay⁴		√
VoiceOver		√
FaceTime⁵		√
VGA/HDMI out⁶		√
HDR (High Dynamic Range) photos		√
Notes: Internet tethering is not available in all areas; fees may apply. iPhone 3G does not support Spotlight search for SMS/MMS messages. iPhone 4 offers 17 additional text alert tones. AirPlay video is available for iPod and YouTube. FaceTime requires a Wi-Fi connection. FaceTime may not be available in all countries or regions. Requires the Dock Connector to VGA Adapter or Apple Digital AV Adapter, sold separately.