According To Hypebeast.com:
"Nikon has revealed its new mid-range DSLR and the successor to both the D800 and D800E: theD810. The camera features a new 36.3 megapixel CMOS sensor with no low-pass filter and incorporates the EXPEED 4 engine from the Nikon D4s for improved image quality. The camera also boasts a weather- and dust-sealed magnesium alloy body with an optical viewfinder and 3.2″ LCD screen. The D810 will be available late July with prices starting at $3,300 USD for the body only."