CPU : Intel Core i7 (6th Gen) 6770HQ / 2.6 GHz
RAM : 0 MB / 32 GB (max) SO-DIMM 260-pin Support 2 slots
HARD DRIVE: no HDD Support M.2 (PCI Express 3.0 x4 / SATA) , Level RAID 0, RAID 1
Wireless Protocol : 802.11a/b/g/n/ac, Bluetooth 4.2
CARD READER : Support SDXC UHS-I Memory Card
GRAPHICS CONTROLLER : Intel Iris Pro Graphics 580 Support DisplayPort, HDMI
AUDIO OUTPUT : 7.1 channel surround High Definition Audio

http://www.intel.com/content/www/us/en/nuc/nuc-kit-nuc6i7kyk-features-configurations.html