The 'iPhone 3G was released on 11 July 2008. Features the inclusion of 3G networking and GPS, along with a tapered plastic back in black and white colors (8 GB model not available in white). It uses the board configuration N82AP and the name used in firmware is iPhone1,2.
See: N82AP (Internals)
The iPhone 3G uses the X-Gold 608 baseband chip
WLAN and Bluetooth Chip
The iPhone 3G uses a different chip than the iPhone. It uses a Marvell  88x8686. The firmware files "helper_sd.bin" and "sd8686.bin" can be downloaded from the Marvell support section, there are included in the "Linux 2.6 Fedora" package - they are needed for iDroid installation. The chip supports Bluetooth 2.1+EDR and all available profiles. The iPhone OS only supports Bluetooth 2.0 and limited profiles for this device. The chip is the CSR BlueCore6-ROM.
- Color: Black (8 GB or 16 GB) or white (16 GB)
- Size: 4.5 inches (115.5 mm) (height) × 2.4 inches (62.1 mm) (width) × 0.48 inch (12.3 mm) (depth)
- Weight: 133 g (4.7 oz)
- Headphone jack (non-recessed)
- Battery has up to 10 hours of 2G talk, 5 hours of 3G talk, 5 (3G) or 6 (Wi-Fi) hours of Internet use, 7 hours of video playback, and up to 24 hours of audio playback, lasting over 300 hours on standby.
- 3G for broadband data speeds (Tri band UMTS / HSDPA: UMTS 850 / 1900 / 2100)
- Assisted GPS, with preference to location based on Wi-Fi or cell towers
- Digital SAR Rating: 1.38 W/kg
iOS 4 runs on the iPhone 3G, but for sake of performance, the in-built wallpapers and multitasking features are disabled (though these are easy to re-enable using redsn0w). Using Veency and measuring the delay of wallpaper and no-wallpaper on the same device while recording computer screen and measures around 100ms delay for the wallpaper. The iPhone 3G also misses out on various other features, including Game Center, orientation lock and other features the iPhone 3GS introduced with iPhone OS 3, such as Voice Control and video recording.