Synology DiskStation DS923 4-Bays Desktop Enclosure.

Brand / Model: Synology / DS923 4-Bays Desktop Enclosure (Diskless) CPU Speed: Dual-Core, 2.60 GHz (Base)/3.10 GHz (Turbo) Memory: 4GB DDR4 Internal Storage: 4 Bay upto 24TB SATA HDD Connectivity: USB, LAN, eSATA