The ultra-thin Samsung SCH-R510 handset has been released for Alltel Wireless. The phone is marketed as one of Samsung's thinnest at only 8.4mm (0.3") thick 76.5g (2.7oz) in total weight. The Samsung SCH-R510 is equipped with MP3 player (compatible with Bluetooth stereo headphones), 1.3-megapixel camera, expandable memory card slot, Alltel's Celltop technology, and video capture. The phone is available now through Alltel for $49.99 after mail-in rebates and subscription to 2-year service.