LABOR DAY DEALS

Save on HDTVs, laptops, tablets and more.

Shop the deals ›


Current Offers

  • (253)
  • (1,375)
  • (50)

Brand

  • (251)
  • (207)
  • (198)
  • (169)
  • (104)
  • (85)
  • (63)
  • (54)
  • (41)
  • (22)
  • (20)
  • (19)
  • (18)
  • (14)
  • (14)
  • (13)
  • (13)
  • (11)
  • (11)
  • (10)
  • (10)
  • (10)
  • (9)
  • (9)
  • (8)
  • (8)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)

Price

to
  • (148)
  • (165)
  • (109)
  • (73)
  • (63)
  • (360)
  • (269)
  • (214)
  • (71)
  • (70)
  • (44)
  • (14)
  • (12)
  • (14)

Sold By

  • (1,118)
  • (508)

External Hard Drive Type

  • (7)
  • (1)

Interfaces

  • (3)
  • (2)
  • (2)
  • (1)

Drive Interface

  • (3)
  • (3)
  • (2)
  • (2)
  • (1)

Video Memory

  • (8)
  • (2)
  • (1)
  • (2)
  • (2)
  • (5)
  • (1)
  • (3)
  • (13)
  • (3)
  • (1)
  • (2)
  • (2)
  • (1)
  • (15)
  • (71)
  • (1)
  • (22)
  • (18)
  • (1)
  • (1)
  • (1)
  • (34)
  • (2)
  • (2)
  • (5)
  • (3)
  • (1)
  • (1)
  • (6)

Color

  • (636)
  • (354)
  • (165)
  • (74)
  • (34)
  • (20)
  • (17)
  • (17)
  • (6)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)

Customer Rating

  • (62)
  • (108)
  • (446)
  • (510)
  • (529)
  • (546)

Hard Drive Size

  • (93)
  • (120)
  • (19)
  • (339)
  • (25)
  • (302)
  • (48)
  • (7)

Collection

  • (96)
  • (34)
  • (27)
  • (24)
  • (1)

Condition

  • (1,502)
  • (7)
  • (117)
  • (104)

Networking Resources


Networking Questions

Ask fellow shoppers and Best Buy staff. Share your answers.

1,626 items
Sort by:
Items per page:
  • Model: JU-EC0112-S1
  • SKU: 1306935225
2 x 9-pin Type A Female USB 3.0 USB External - Plug-in Card - Blister
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$17.99
On Sale
Save $2 (Reg. $19.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 030601-0090z
  • SKU: 1313145075
Save when you buy this bundle. Package includes Bundle 4-in-1 for GoPro Hero 4 3+ 3 2,Micro HDMI to HDMI Video Cable+USB Cable+USB 3.0 Card Reader
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$16.97
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: PC000009-A
  • SKU: 1309258147
PCI Express - Plug-in Card - 4 USB Port(s) - 4 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$16.99
On Sale
Save $19 (Reg. $35.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

0%
(0 Reviews)
100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: SI-PEX20148
  • SKU: 1309125074
PCI Express x4 - Plug-in Card - 4 USB Port(s) - 4 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$31.84
On Sale
Save $51 (Reg. $82.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SD-PEX20139
  • SKU: 1306901718
PCI Express 2.0 x1 - 3 USB Port(s) - 3 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$26.79
On Sale
Save $41 (Reg. $67.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: JU-NE0411-S1
  • SKU: 1305876505
USB - 1 Port(s) - 1 x Network (RJ-45) - Twisted Pair
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$31.78
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
100%
(1 Review)
  • Model: PEXUSB3S23
  • SKU: 1308420019
PCI Express x1 - Plug-in Card - 2 USB Port(s) - 1 SATA Port(s) - 2 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$21.73
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: PCIUSB3S22
  • SKU: 1306898667
2 x 9-pin Type A Female USB 3.0 USB External, 1 x 15-pin SATA Power Internal - Plug-in Card
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$51.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$47.24
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: PCIUSB3S4
  • SKU: 1306898674
PCI - Plug-in Card - 4 USB Port(s) - 4 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$64.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: HDTQ112XCWF1
  • SKU: 7824029
802.11b/g/n wireless LAN and USB 3.0 interface; built-in Secure Digital card slot; up to 150 Mbps wireless LAN and up to 5 Gbps USB 3.0 data transfer rates
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$99.99
On Sale
Save $40 (Reg. $139.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

59%
(7 Reviews)
33%
(4 Reviews)
0%
(0 Reviews)
8%
(1 Review)
0%
(0 Reviews)
  • Model: PSYBIOCON077
  • SKU: 1305107104
PCI Express - Plug-in Card - 4 USB Port(s) - 4 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$27.11
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SD-PEX20133
  • SKU: 1306901701
PCI Express 2.0 x1 - Plug-in Card - 4 USB Port(s) - 4 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$21.61
On Sale
Save $42 (Reg. $63.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: PEXUSB3S4
  • SKU: 1306935171
3 x 9-pin Type A Female USB 3.0 USB External
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$37.17
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$70.45
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$15.99
On Sale
Save $10 (Reg. $25.49)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 44312
  • SKU: 4689036
54x high-power magnification 3.0MP CMOS sensor; 2.4" LCD screen; 6-LED ring illumination; 128MB internal flash memory
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$109.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: USB32VGA
  • SKU: 1310410343
USB/VGA for Video Device, Monitor, Notebook - 1 x Type A Male USB - 1 x HD-15 Female VGA
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$52.24
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$81.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$64.24
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$83.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: PSYBIOCON069
  • SKU: 1305503173
PCI Express 2.0 x1 - Plug-in Card - 3 USB Port(s) - 3 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$21.89
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 8089
  • SKU: 1310831773
PCI Express - Plug-in Card - 2 USB Port(s) - 2 USB 3.0 Port(s)
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$19.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: USB31000S
  • SKU: 1305410662
USB - 1 Port(s) - 1 x Network (RJ-45) - Twisted Pair
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$30.08
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: CR-U3220-B
  • SKU: 1304583305
Secure Digital (SD) Card, MultiMediaCard (MMC), TransFlash, Memory Stick, Memory Stick Duo, Memory Stick Micro (M2) - USB 3.0
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$37.53
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare