WD 24TB My Cloud PR4100 Pro Series Media Server with Transcoding, NAS - Network Attached Storage Model WDBNFA0240KBK-NESN Interface: 3 x USB 3.0 x0A2 x Gigabit Ethernet x0A2 x Power Supply (DC in) Dimensions: 7.56 x 6.69 x 9.13 Weight: 14.03 lbs. Package Contents: NAS x0AEthernet cable x0APower supply and cable x0AQuick Install Guide Style: 4-Bay