copied from http://www.sulit.com.ph/index.php/view+classifieds/id/1640652/NEW+Apple+iPhone+3GS+2009+16GB+%28Factory+Unlocked%29
Technical Specifications:
Cellular and wireless
* UMTS/HSDPA (850, 1900, 2100 MHz)
* GSM/EDGE (850, 900, 1800, 1900 MHz)
* Wi-Fi (802.11b/g)
* Bluetooth 2.1 + EDR
Location
* Assisted GPS
* Digital compass2
* Wi-Fi
* Cellular
Power and battery
* Built-in rechargeable lithium-ion battery
* Charging via USB to computer system or power adapter
Talk time:
* Up to 12 hours on 2G
* Up to 5 hours on 3G
* Standby time: Up to 300 hours
Internet use:
* Up to 5 hours on 3G
* Up to 9 hours on Wi-Fi
* Video playback: Up to 10 hours
* Audio playback: Up to 30 hours
Display
* 3.5-inch (diagonal) widescreen Multi-Touch display
* 480-by-320-pixel resolution at 163 ppi
* Fingerprint-resistant oleophobic coating
* Support for display of multiple languages and characters simultaneously
In the box
* iPhone 3G S
* Apple Earphones with Remote and Mic
* Dock Connector to USB Cable
* USB Power Adapter
* Documentation
* SIM eject too
**Factory Unlocked. Free to Update to New Firmware. Will Not Lock.
copied from http://www.sulit.com.ph/index.php/view+classifieds/id/1640652/NEW+Apple+iPhone+3GS+2009+16GB+%28Factory+Unlocked%29