Model Number : MB975SP-B Color : Black Drive Fit : 3.5“ SATA 1.5 / 3 / 6 Gbit/s hard drive x 5 Drive Bay : 5.25" half height device bay x 3 Host Interface : 7 pin SATA port x 5 Power Input : 15 pin power port x 3 Transfer Rate : Up to 6Gb/sec. (depending on hard drive speed) Insert& Extract connection via : Direct SATA hard drive connection Front Panel Contents : LED power button (Indicator) x 5 Structure : Aluminum body w/ partial plastic Drive Cooling : Removable rear outtake fan w/ aluminum heat dispersion Adjustable fan speed control (High/Low/Auto) Cooling Fan Type : 80mm ball bearing fan with 2 or 3 pin connector Power Indicator : Blue LED HDD Access Indicator : Flashing blue LED Dimension (L x W x H) : 8.27” x 5.75” x 4.96” Weight : 3.07 lbs