However, it doesn't contain the full-range of smart phone functionality in that one cannot add his or her own application. Although it should be noted that the A637 does contain some work-place functionality like the ability to view and edit MS Office Documents. Most notable about the A637 is the AT&T Navigator, which delivers GPS-enabled turn-by-turn directions, maps, and even traffic updates. Additional features of the Samsung A637 mobile phone include a 1.3 megapixel camera that also functions as a camcorder, a speakerphone for hands-free operation, and a built-in microSD card for storing throngs of your favorite songs. The Samsung A637 retails for $199.99 and comes with a 1 year limited warranty.
