ADAPTEC 2120S SINGLE CHANNEL LOW PROFILE 64BIT PCI ULTRA320 SCSI RAID CONTROLLER KEY FEATURES - CONTROLLER TYPE: SCSI CONTROLLER - ENCLOSURE: INTERNAL - SCSI INTERFACE: ULTRA320 SCSI - RECOMMENDED MACHINE TYPE: SERVER, WORKSTATION - FORM FACTOR: LOW PROFILE - PLATFORM: PC, UNIX TECHNICAL FEATURES - BUS TYPE: PCI - DATA TRANSFER RATE: 320 MB/SEC - SUPPORTED RAID LEVEL: RAID 0, RAID 1, RAID 5, RAID 10, RAID 50 - BUFFER SIZE: 64MB - OF INTERNAL CONNECTORS: 1 - OF EXTERNAL CONNECTORS: 1 - MAXIMUM SUPPORTED DEVICES: 15 SOFTWARE / SYSTEM REQUIREMENTS OS REQUIRED: MICROSOFT WINDOWS NT 4.0, NOVELL NETWARE 5.1, SCO OPENSERVER 5.0.6, SUSE LINUX 7.2, CALDERA OPENUNIX 8, NOVELL NETWARE 6, RED HAT LINUX 7.2, SUSE LINUX 7.3, RED HAT LINUX 7.3, MICROSOFT WINDOWS 2000 / XP, SCO OPENSERVER 5.0.7, MICROSOFT WINDOWS SERVER 2003 DIMENSIONS WIDTH: 2.5 IN DEPTH: 6.6 IN CONDITION : REFURBISHED AVAILABILITY : IN STOCK WARRANTY : 30 DAYS