All GSM

This unlocked cell phone will work on GSM carries like AT&T and T-Mobile. Not all carrier features may be supported.
Unlocked Quad-Band GSM cell phone compatible with 850/900/1800/1900MHz frequencies plus GPRS/EDGE data capabilities.
1.3 MP Camera with video recording; Stereo Bluetooth A2DP; MP3/WMA/MP4 player; 3.5 mm audio jack and stereo Speakers.
Social networking integration; SMS, MMS, Email; Stereo [...]

1.3 megapixel camera
65MB of built-in memory
QWERTY keyboard

The Samsung BlackJack was designed from the chips up for one purpose – to make you look smart. As its start-up program, you’ll get Windows mobile 5.0, so you’ll never be far away from the operating system you’re familiar with. A full QWERTY keyboard makes it easy as 1-2-3 [...]

This unlocked cell phone is compatible with GSM carriers like AT&T and T-Mobile. Not all carrier features may be supported. It will not work with CDMA carriers like Verizon Wireless, Alltel and Sprint
Unlocked Quad-Band Phone GSM 850/900/1800/1900 with GPRS and EDGE capabilities
Waterproof and shock resistant; stylishly rugged design; outdoor-friendly features; Flashlight and Noise cancellation.
Bluetooth; FM [...]

It has a speakerphone
It allows for high-quality phone calls

Samsung SGH-A137 Unlocked GSM Cell Phone The SAMSUNG a137 just might be all the phone you need. It gives you high-quality phone calls and has just enough built-in fun and personalization to make this phone your own. For one, it’s a SAMSUNG. For another, it lets [...]

Vivid 3.2-inch touchscreen; The Eternity offers a full range of email, text, and multimedia messaging options.

An attractive black and chrome device with a large, vivid 3.2-inch touchscreen, the Eternity features three dedicated keys–call, end call and back–on the front of the device under the touch screen. It has an accelerometer that automatically detects motion and [...]