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General

Manufacturer Drobo IOCell Networks
Model DRDR4A21 351UNE 1TB
Lowest Price $609.99 Compare Drobo DRDR4A21 prices $124.99 Compare IOCell Networks 351UNE 1TB prices
Warranty 2 years limited 1 year limited

Ports

RJ45 Ports 1 x 10/100/1000M 2 x 10/100/1000M
USB Ports 1 x USB 2.0 (type A) 3 x USB2.0
eSATA Ports Yes No
Other Ports 1 VGA (recovery only) 1 VGA (recovery only)

Storage

Drive Bays 2 4
Hard Disk Interface 2 x SATA 4 x SATA
Hard Disk Size 4TB 4 x 2TB
Rotational Speed 7200RPM 7200RPM

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
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Form Factor

Dimensions 10.3" x 7.3" x 5.9" 7.9" x 7.7" x 6.6"
Weight 5.8 lbs. lbs 12.8 lbs. lbs
Form Factor 3.5" Desktop

Networking

Data Link Protocol
Network Interface Controller
DLNA Certified No No

Hardware

Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3ab IEEE 802.3, IEEE 802.3u
Supported Protocols File Server: SMB, AFP, FTP, HTTP, HTTPS
Others: Apple Bonjour, BitTorrent, NTP, DHCP, Apipa
Microsoft (CIFS/SMB/Rally)
Linux/UNIX (NFS)
Apple File Protocal (AFP) and Bonjour support
FTP
HTTP
HTTPS
SNMP
Processor Intel Atom D510 1.66GHz (Dual Core) Marvell 6281 CPU at 1.2GHz
Memory RAM: 1GB DDR II
Flash: 512MB
512MB RAM
RAID RAID 0, 1 RAID 5, RAID 10, JBOD
LEDs Status, LAN, USB, eSATA, HDD Power/ status LEDs OLED display
Power AC Input 100-240V, 50-60Hz, Energy Star V Rated AC Voltage 100-240 VAC
Power consumption – 45 Watts maximum
Temperature 0°C - 40 °C 5°C - 35 °C
Humidity 0-95% RH (non-condensing) 20-80% Humidity (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 Windows PC, Mac OS, Linux
Management Internet Explorer v6 or other Java-enabled Browsers
5 Different Hard Drive Configurations
Scandisk
E-mail Alerts
Drive Quotas
Power Management
HTTP/HTTPS

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