The TS-231K is a 2-bay NAS with a quad core 1.7 GHz processor, compact and sophisticated design. The lockable drive tray prevents the drive from accidentally being removed or dropped and data lost. The TS-231K provides a comprehensive backup to local, offsite, and cloud. The combination of snapshot technology allows you to build a reliable backup and failure recovery plan. You can quickly restore the system to normal condition in case of system crash or accidentally deleted files.