SR2611-2S-S2R internal RAID module is a typical Internal Small-RAID solution which provides RAID 0 & RAID 1 functions with user friendly operation feature. It is suitable for the working environment as SMBs or industrial computers. SR2611 data storage solution comes with 2 x 5.25" CD-ROM bay form factor to accommodate two 3.5-Inch SATAII hard drives. Under RAID 0 mode, integrates capacity of two hard drives and enhances both read & write performance. On the other hand, RAID 1 mode mirrors the data stored in one hard drive to another as backup, excellent transfer performance is comparable to the costly SCSI systems, besides it provides RS232 port for hardware status monitoring of industrial controls.