Nas drive memory capacity 1 tb form factor 25 inch rpms 5 400 rpm buffer 16 mb bus sata iii sata 600 series western digital red suitable for nas systems 24 hour continuous operation mtbf 1 000 000 hours technology intellipower manufacturers guarantee 36 months noise level operating 25 db noise level idle 24 db power consumption operating 14 watt power consumption idle 06 watt power consumption standby 02 watt power consumption sle