DISCOVER TOP DEALS

Save on HDTVs, cell phones, laptops and more.

Shop now ›

Current Offers
  • (70)
  • (40)
  • (27)
  • (4)
Brand
  • (12)
  • (10)
  • (8)
  • (8)
  • (8)
  • (7)
  • (6)
  • (5)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (3)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Price
  • (66)
  • (31)
  • (7)
  • (7)
  • (6)
  • (5)
  • (1)
  • (4)
  • (1)
  • (3)
  • (3)
  • (1)
Lens Type
  • (4)
Filter Diameter
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
Compatibility
  • (4)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
Drive Interface
  • (5)
  • (4)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
Color
  • (28)
  • (13)
  • (8)
  • (8)
  • (2)
  • (1)
Customer Reviews
  • (19)
  • (8)
  • (44)
  • (46)
  • (51)
  • (52)
Length of Cable
  • (2)
  • (4)
Collection
  • (2)
  • (1)
  • (1)
Condition
  • (134)
  • (1)

Networking Resources


Networking Questions

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

Sort by:
Items per page:
  • Model: MD463ZM/A
  • SKU: 5855333
Compatible with most Thunderbolt-equipped Mac computers; lets you easily connect to a high-performance Gigabit Ethernet network via your Mac's Thunderbolt port
$29.99
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

76%
(233 Reviews)
18%
(54 Reviews)
4%
(11 Reviews)
1%
(2 Reviews)
1%
(2 Reviews)
  • Model: 506847
  • SKU: 1310289239
Supports SuperSpeed USB 3.0 interfaces and is downward compatible to High-Speed USB 2.0 and USB 1.1
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

On Sale
(Reg. $29.73)
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: MD506LL/A
  • SKU: 5856841
Compatible with most MacBook® Pro with a Retina display; recharges your battery and powers your laptop; magnetic DC connector; LED charging light; AC wall adapter and cord
$79.99
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

70%
(141 Reviews)
24%
(48 Reviews)
5%
(9 Reviews)
1%
(2 Reviews)
0%
(0 Reviews)
Image coming soon
  • Model: MD592LL/A
  • SKU: 5856526
Compatible with most MacBook® Air with a MagSafe 2 power port; recharges your battery and powers your laptop; magnetic DC connector; LED charging light; AC wall adapter and cord
$79.99
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

71%
(129 Reviews)
19%
(34 Reviews)
7%
(12 Reviews)
2%
(3 Reviews)
1%
(2 Reviews)
  • Model: MC461LL/A
  • SKU: 1019306
Compatible with Apple® MacBook and MacBook Pro with a 13" display; magnetic DC connector; LED indicator lights; travel-friendly design
$76.99
On Sale
SAVE $3 (Reg. $79.99)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

64%
(742 Reviews)
23%
(271 Reviews)
8%
(88 Reviews)
3%
(29 Reviews)
2%
(24 Reviews)
  • Model: MC556LL/A
  • SKU: 9954445
Compatible with MacBook® Pro with a 15" or 17" display; magnetic DC connector; LED indicator light; travel-friendly design
$75.99
On Sale
SAVE $4 (Reg. $79.99)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

66%
(703 Reviews)
22%
(234 Reviews)
7%
(75 Reviews)
3%
(28 Reviews)
2%
(24 Reviews)
  • Model: 506892
  • SKU: 1310042445
Upgrade the USB and Ethernet capabilities of your Ultrabook or PC
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

On Sale
(Reg. $29.23)
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: VLB1658B
  • SKU: 5575475
Compatible with most 58mm-diameter DSLR camera lenses; 180° field of view; 0.16x wide-angle magnification; multicoated glass; adapter rings; macro attachment
  4.0  (2 Reviews)
$34.99
On Sale
SAVE $35 (Reg. $69.99)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

0%
(0 Reviews)
100%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
5
Image Quality:
4
Ease of Use:
5
Durability:
4
  • Model: U322-010
  • SKU: 1307099186
USB - 10 ft - Type A Male USB - Type B Male USB - Blue
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

$8.99
On Sale
SAVE $8 (Reg. $16.55)
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: ECUSB3S254F
  • SKU: 1306935157
2 x 4-pin Type A Female USB 3.0 USB
  5.0  (1 Review)
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

$36.99
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Rating Breakdown

100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: U326-006
  • SKU: 1307099216
USB - 6 ft - Type A Male USB - Type B Male Micro USB - Blue
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

$10.99
On Sale
SAVE $11 (Reg. $22.07)
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • 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

$17.30
On Sale
SAVE $3 (Reg. $19.99)
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: U326-003
  • SKU: 1307099209
USB - 3 ft - Type A Male USB - Type B Male Micro USB - Blue
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

$8.92
On Sale
SAVE $8 (Reg. $16.55)
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: ECUSB3S11
  • SKU: 1308419976
ExpressCard/34 - Plug-in Module - 1 USB Port(s) - 1 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

$23.24
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

  • Model: NE-925
  • SKU: 1304936316
Stereo - Mini-phone - Wired - Earbud - Binaural - Outer-ear
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

$5.09
On Sale
SAVE $6 (Reg. $10.99)
  • Free Shipping
You may compare up to four items at a time.

Would you like to continue with the first four items you've selected?

No Thanks | Yes, continue to compare

Select 2 to 4 items to Compare