Introducing the a99, the successor to Sony's flagship a900 DSLR.The a99 features a brand new 24.3 MP full-frame image sensor and a unique dual phase-detect AF system. The BIONZ processor gives the a99 a maximum sensitivity range as wide as ISO50-25600 - a range of 9 stops. To give the full scoop, Kenta from the product team visits the SGNL set to show off the latest in the Alpha line up.