The LG Quantum is the only sideways slider Windows Phone 7 device that offers a full QWERTY keyboard. It is probably the thickest of the Windows Phone 7 devices being displayed by U.S. carriers.

Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...

This mid-range phone has a full-HD display, 32-megapixel camera supporting RAW and 4K video, water resistance, NFC, and a 3.5m headset jack. Other features include a Snapdragon 675 processor, 4 GB of ...