General

ManufacturerDrobo
ModelDRDR4A21
Lowest Price $609.99 Compare Drobo DRDR4A21 prices
Warranty 2 years limited

Ports

RJ45 Ports1 x 10/100/1000M
USB Ports1 x USB 2.0 (type A)
eSATA PortsNo
Other Ports1 VGA (recovery only)

Storage

Drive Bays2
Hard Disk Interface2 x SATA
Hard Disk Size4TB
Rotational Speed7200RPM

Features

World\'s Most Expandable USB 3.0 Array

BeyondRAID Technology

Protection from Two Drive Failures

Self-Healing Technology

Storage Capacity: 10TB Maximum

Drives: Accommodates from one to five 3.5" SATA I / SATA II hard drives of any manufacturer, capacity, spindle speed, and/or cache. No carriers or tools required.

Power:
Idle system (standby, drives off) = 12 watts
Typical busy system (four drives) = 56 watts

File System Options
Windows: NTFS
Mac OS X: HFS+
Cross-Platform: FAT32
Linux: EXT3

Operating System Support:
Windows 2008 Server
Windows 2003 Server
Windows XP
Windows Vista
Windows 7
Mac OS 10.5 or higher
Linux* using EXT3

*Linux support currently in Beta

Form Factor

Dimensions 10.3" x 7.3" x 5.9"
Weight 5.8 lbs. lbs
Form Factor 3.5"

Networking

Data Link Protocol
Network Interface Controller
DLNA Certified No

Hardware

Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supported Protocols File Server: SMB, AFP, FTP, HTTP, HTTPS
Others: Apple Bonjour, BitTorrent, NTP, DHCP, Apipa
Processor Intel Atom D510 1.66GHz (Dual Core)
Memory RAM: 1GB DDR II
Flash: 512MB
RAID RAID 0, 1
LEDs Status, LAN, USB, eSATA, HDD
Power AC Input 100-240V, 50-60Hz, Energy Star V Rated
Temperature 0°C - 40 °C
Humidity 0-95% RH (non-condensing)

Software

Operating System Latest version of Windows XP, Windows Vista, Windows Vista 64-bit, Windows 7 / Mac OS X 10.4, 10.5, 10.6 / Linux 2.6
Management Internet Explorer v6 or other Java-enabled Browsers
5 Different Hard Drive Configurations
Scandisk
E-mail Alerts
Drive Quotas
Power Management