The DRIVESTOR 4 Pro is one of the newest NAS devices to the Asustor portfolio. The DRIVESTOR 4 Pro is a compact 4-bay NAS with a small footprint that can fit in any office or home setting. The DRIVESTOR comes with three USB 3.2 Gen 1 ports, along with possibly the most important feature, a 2.5Gb RJ-45 Ethernet Port. The DRIVESTOR 4 Pro is one of the newest NAS devices to the Asustor portfolio. The DRIVESTOR 4 Pro is a compact 4-bay NAS with a small footprint that can fit in any office or home setting. The DRIVESTOR comes with three USB 3.2 Gen 1 ports, along with possibly the most important feature, a 2.5Gb RJ-45 Ethernet Port.