21	Maxtor STM307504OTA3E1-RK OneTouch 4 Lite 750GB External Hard... + Add to Shopzilla List $75 at TigerDirect.com	$75 Found at 1 store
22	HP SimpleSave 1TB External Hard Drive + Add to Shopzilla List $130 at Staples	$130 Found at 1 store
23	Seagate FreeAgent 1TB Desktop External Hard Drive for Mac + Add to Shopzilla List $180 at Staples	$180 Found at 1 store
24	Hewlett Packard 500GB SimpleSave Portable Hard Drive + Add to Shopzilla List $119 at Buydig.com	$119 Found at 1 store
25	Hewlett Packard Hard Drives 500GB HP SimpleSave USB 2.0 Portable... + Add to Shopzilla List $140 at PC Connection	$140 Found at 1 store
26	LaCie 2TB 2big Quadra External Hard Drive (301352U) eSATA - FireWire-800 - FireWire-400 - USB 2.0 - RAID 0 - RAID 1 - Swappable Drives - Backup Software More + Add to Shopzilla List	$295 to $400 Found at 12 stores
27	Western Digital My Book Elite 1TB External Hard drive + Add to Shopzilla List $180 at Staples	$180 Found at 1 store
28	Iomega 500GB eGo Portable Hard Drive - Brown Leather USB 2.0, 5400rpm, 8MB Buffer, EMC Retrospect HD Backup Software More + Add to Shopzilla List	$104 to $139 Found at 11 stores
29	320GB Portable USB 2.0 External Hard Drive with NTI Backup Now... + Add to Shopzilla List $69 at ClubMac	$69 Found at 1 store
30	Seagate FreeAgent Go 880GB External USB 2.0 Portable Hard Drive... + Add to Shopzilla List $160 at Best Buy	$160 Found at 1 store
31	Western Digital My Book Essential 1.5TB External USB 2.0 Hard... + Add to Shopzilla List $140 at Best Buy	$140 Found at 1 store
32	ClickFree HD801 160 GB Portable Backup Drive Small and compact Portable Backup Drive / 160GB / 5400rpm / 8mb Cache / 2.5 inches / USB More + Add to Shopzilla List	$73 to $200 Found at 6 stores
33	LaCie 1.5TB d2 Quadra Hard Drive (301425U) USB 2.0 - FireWire-400 - FireWire-800 - eSATA - Backup Software More + Add to Shopzilla List	$216 to $289 Found at 10 stores
34	Hitachi 1TB SimpleDrive II (0S00165) + Add to Shopzilla List $90 at Dell.com	$90 Found at 1 store
35	Verbatim 1TB USB/eSATA External Hard Drive (96759) eSATA - eSATA - USB 2.0 - 7200rpm - Backup Software More + Add to Shopzilla List	$113 to $201 Found at 4 stores
36	Hewlett Packard 1TB SimpleSave External Hard Drive + Add to Shopzilla List $109 at Beach Camera	$109 Found at 1 store
37	Verbatim 500GB USB External Hard Drive (96570) USB 2.0 - 7200rpm - Backup Software More + Add to Shopzilla List	$74 to $186 Found at 9 stores
38	Western Digital My Book Essential 1TB External USB 2.0 Hard Drive... + Add to Shopzilla List $110 at Best Buy	$110 Found at 1 store
39	Western Digital My Book Essential 500GB Edition External Hard... + Add to Shopzilla List $100 at Staples	$100 Found at 1 store
40	LaCie 500GB Triple Interface External Hard Disk (301313U) eSATA - FireWire-400 - USB 2.0 - Design by Neil Poulton - Online Backup More + Add to Shopzilla List	$95 to $128 Found at 12 stores