*** Item Model # : DAGE440TG5-MS ********** Features Supports Four 2.5" & 3.5" SAS I/II & SATA I/II/III HDDs Individual Key Lock for each HD tray LED Indicators for Power and Activity on Each HDD Tray 80mm Cooling Fan for Ventilation 1x miniSAS (SFF8088) Interface for Easy Connection Product Introduction DAGE440TG5-MS is an external 4-bay SAS/SATA disk array storage tower. It provides users a most big storage capacity for up to 4 hard drives for RAID configuration in compact size. This external tower is designed with one high quality SFF8088 connector. Ball bearing 80mm cooling fan offers long lasting and enhanced thermal cooling solution. Specification Model Number : DAGE440TG5-MS RoHS Compliance Version : Yes Host Interface : 1x miniSAS (SFF8088) HDD Interface : 2.5" & 3.5" SAS I/II & SATA I/II/III Hotswap 3.5" : 4 LED Display : Power and HDD Activity Material : Steel Main Color : Black Power Supply : 250 Raid Level : Configured by Host Controller Cooling Fan : 1x80mm Dimensions (WxHxD) : 7.00" x 11.00" x 16.00" (177.8 mm x 279.4 mm x 406.4 mm)