2 bay nas memory capacity 4 tb number of installed hard drives 2 max hard drives 2 memory capacity per hard drive 2 tb hard drive mountings screwed removable drive internal interface sata target audience home users raid levels 0 1 jbod networking gigabit 101001000 connections 1x usb 20 1x usb 30 1x rj 45 case tower processor marvell armada 370 clock speed 1 200 mhz ram 512 mb ram type ddr3 optical disc drives without protocols afp cifs