LABOR DAY DEALS

Save on HDTVs, laptops, tablets and more.

Shop the deals ›


Current Offers

  • (49)
  • (177)
  • (19)

Brand

  • (44)
  • (25)
  • (18)
  • (15)
  • (9)
  • (8)
  • (7)
  • (5)
  • (5)
  • (5)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)

Price

to
  • (22)
  • (22)
  • (4)
  • (6)
  • (5)
  • (35)
  • (26)
  • (31)
  • (11)
  • (15)
  • (10)
  • (4)
  • (3)
  • (4)

Sold By

  • (119)
  • (79)

Video Memory

  • (1)
  • (1)
  • (1)
  • (2)
  • (2)
  • (18)
  • (1)
  • (5)
  • (5)
  • (1)
  • (4)
  • (1)
  • (3)
  • (2)
  • (1)
  • (2)

Wireless Standard

  • (1)
  • (1)

Cable Type

  • (3)
  • (2)

Color

  • (87)
  • (35)
  • (18)
  • (10)
  • (5)
  • (2)
  • (1)

Customer Rating

  • (10)
  • (24)
  • (95)
  • (120)
  • (124)
  • (125)

Collection

  • (30)
  • (14)
  • (14)
  • (2)
  • (1)

Condition

  • (192)
  • (1)
  • (5)
  • (42)

Networking Resources


Networking Questions

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

198 items
Sort by:
Items per page:
  • Model: HDTV ADAPTER, GS4
  • SKU: 2003027
Compatible with select Samsung Galaxy cell phones, including Samsung Galaxy S 5 models, and most MHL-enabled devices; connects your device to your HDTV; supports high-definition signals up to 1080p
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.

$34.99
On Sale
Save $25 (Reg. $59.99)
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

64%
(349 Reviews)
20%
(106 Reviews)
7%
(35 Reviews)
5%
(25 Reviews)
4%
(22 Reviews)
Value for Price:
3.8
Charge Time:
4.2
Durability:
4.2
Ease of Use:
4.5
  • Model: JUA350
  • SKU: 5384981
Compatible with most PC and Mac desktops with a USB 3.0 or USB 2.0 interface; lets you add an additional display to your setup; video playback up to 1080p; plug-and-play connectivity; aluminum housing
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.

$69.99
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

57%
(72 Reviews)
25%
(31 Reviews)
12%
(15 Reviews)
2%
(3 Reviews)
4%
(5 Reviews)
  • Model: 30547
  • SKU: 1308494690
1 x Type B Female USB - 1 x HDMI Female Digital Audio/Video - Gray
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

$60.99
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

100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
5
Ease of Use:
5
Performance:
5
Ease of Installation:
5
  • Model: JUA250
  • SKU: 1305186963
Compatible with PC and Mac; connects your computer's USB 2.0 port to an HDMI input; supports up to 1920 x 1200 resolution; multidisplay capable; supports HDMI audio; hot-swappable, plug-and-play design
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

$59.99
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

100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 108675
  • SKU: 1310784833
USB/HDMI for Audio/Video Device, TV, Cellular Phone, Tablet PC - 1 x Male Micro USB - 1 x HDMI Female Digital Audio/Video, 1 x Female Micro USB - Gold Plated - Black
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

$11.99
On Sale
Save $4 (Reg. $15.97)
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

Rating Breakdown

100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 900546
  • SKU: 1306295145
Connects an additional HDMI display to your existing desktop or laptop via a USB 3.0 port; supports up to 2048 x 1152 resolution and up to 1080p streaming video; USB 2.0 backward compatible
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

$82.11
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

Rating Breakdown

25%
(1 Review)
75%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: JUA250
  • SKU: 5717317
Compatible with PC and Mac; connects your computer's USB 2.0 port to an HDMI input; supports up to 1920 x 1200 resolution; multidisplay capable; supports HDMI audio; hot-swappable, plug-and-play design
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.

$74.99
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

100%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 1795585
  • SKU: 1310727526
USB/HDMI for Audio/Video Device, TV, Cellular Phone, Tablet - 1 Pack - 1 x Male Micro USB - 1 x HDMI Female Digital Audio/Video, 1 x Female Micro USB - Black; Color: Black; Direction: Single; Input Connector Type: Micro USB 2.0; Input Connector (M/F): Male
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

$10.19
On Sale
Save $10 (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

Rating Breakdown

51%
(6 Reviews)
8%
(1 Review)
25%
(3 Reviews)
8%
(1 Review)
8%
(1 Review)
Value for Price:
3
Ease of Set Up:
3
Performance:
3
Convenience:
3
  • Model: 6331
  • SKU: 1309329199
Mini DisplayPort/USB/Toslink/HDMI for Audio/Video Device, Notebook, MacBook, Mac mini, TV - 1 x Type A Male USB, 1 x Mini DisplayPort Male Digital Audio/Video, 1 x Toslink Male Digital Audio - 1 x HDMI Female Digital Audio/Video
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

$41.93
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: 1122707
  • SKU: 1307055335
USB/HDMI for Audio/Video Device, Cellular Phone, TV - 1 Pack - 1 x Male Micro USB - 1 x HDMI (Type A) Female Digital Audio/Video, 1 x Female Micro USB - Black
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

$9.29
On Sale
Save $12 (Reg. $20.99)
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)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
67%
(2 Reviews)
Value for Price:
4
Quality:
4
Performance:
4
  • Model: MLINQ
  • SKU: 1305198799
Connects a compatible Apple® computer to an HDMI-enabled display; lets you view content in high-definition; supports up to 1920 x 1080 resolution
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

$73.11
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: CG4-00001
  • SKU: 9373097
Complies with 2.4GHz and 5.0GHz 802.11n wireless standards; allows you to wirelessly mirror content from your compatible smartphone, tablet or laptop on an HDTV or monitor; Miracast technology; USB and HDMI interfaces
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.

$49.99
On Sale
Save $10 (Reg. $59.99)
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

56%
(341 Reviews)
25%
(156 Reviews)
9%
(56 Reviews)
5%
(31 Reviews)
5%
(29 Reviews)
  • Model: PWI-U3-HDA
  • SKU: 1310706347
2048 x 1152 - DirectX 11.0 - HDMI
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

$42.99
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)
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

$60.62
On Sale
Save $19 (Reg. $79.99)
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: 5969
  • SKU: 1310775862
Mini DisplayPort/HDMI/USB for Audio/Video Device, TV - 1 x Mini DisplayPort Male Digital Audio/Video, 1 x Type A Male USB - 1 x HDMI Female Digital Audio/Video
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

$32.16
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

$51.13
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: U12-42377
  • SKU: 1307651063
USB/HDMI for Audio/Video Device, LCD TV, Projector, Monitor - 1 x Type A Male USB - 1 x HDMI Female Digital Audio/Video
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

$49.99
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: PWI-USB-HDV
  • SKU: 1310124011
1 Pack - 1 x USB - HD-15 VGA, DVI Female Video, HDMI Digital Audio/Video
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

$35.95
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

$55.24
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: MJ1K2AM/A
  • SKU: 6604198
Compatible with Apple MacBook®; connects to an HDMI-enabled TV; sync and charge your Apple iPhone®, iPad® or iPod®; HDMI, USB 3.1 and USB-C connectors
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

73%
(32 Reviews)
20%
(9 Reviews)
5%
(2 Reviews)
2%
(1 Review)
0%
(0 Reviews)
  • Model: CI18-CA
  • SKU: 1310173200
USB/HDMI for Audio/Video Device, TV, Monitor - Micro USB - HDMI Digital Audio/Video, Female Micro USB
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

$9.99
On Sale
Save $15 (Reg. $24.99)
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

$56.24
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: 60-2957-05-BB
  • SKU: 9009667
Compatible with most Wi-Fi display compliant devices; enables wireless high-definition streaming; portable design; includes HDMI cable; Miracast certified
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
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

$39.99
On Sale
Save $50 (Reg. $89.99)
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

$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