DNS-320L-2TB - 2TB x 1 SATA HDD, 1 hot swappable slot free, Network Attached Enclosure with  1x 10/100/1000Mbps port, Green Ethernet, DLNA compliance

DNS-320L-4TB - 4TB (2x2TB) SATA HDD, Network Attached Enclosure with  1x 10/100/1000Mbps port, Green Ethernet, DLNA compliance