Coming with elegant aluminum handle and easy ejection design, iR2420 features compact size but accommodates 2 x 2.5” SATA hard drives or SSD, it utilizes the limited space inside the computer case. In addition, iR2420 internal RAID module supports RAID 0 and RAID 1 modes, according to different usage demand, iR2420 through RAID functions to solve the restriction derived from different SSD flash (MLC or SLC) separately.