LABOR DAY 4-DAY SALE

Save on HDTVs, laptops, tablets and more.

Shop the sale ›

Ends Monday.

Current Offers

  • (29)
  • (145)
  • (9)

Brand

  • (27)
  • (16)
  • (13)
  • (12)
  • (11)
  • (7)
  • (6)
  • (6)
  • (6)
  • (4)
  • (3)
  • (3)
  • (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)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)

Price

to
  • (47)
  • (13)
  • (2)
  • (4)
  • (1)
  • (23)
  • (14)
  • (25)
  • (12)
  • (9)
  • (7)
  • (1)
  • (2)
  • (3)

Sold By

  • (88)
  • (75)

Cable Type

  • (2)
  • (1)
  • (1)

Color

  • (65)
  • (21)
  • (12)
  • (11)
  • (10)
  • (6)
  • (1)

Customer Rating

  • (16)
  • (12)
  • (65)
  • (78)
  • (81)
  • (82)

Collection

  • (23)
  • (5)
  • (3)
  • (3)

Condition

  • (158)
  • (5)
  • (15)

Networking Resources


Networking Questions

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

163 items
Sort by:
Items per page:
Insignia - USB 3.0-to-Gigabit Ethernet Adapter - White - Larger Front
  • Model: NS-PU98635
  • SKU: 3510527
Provides a wired Ethernet connection; compatible with PC and Mac laptops and Ultrabooks; supports 10/100/1000 Mbps networking speeds
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

j5 create - USB 3.0-to-Gigabit Ethernet Adapter - Gray - Larger Front
  • Model: JUE130
  • SKU: 2001047
Compatible with most PC, Mac and Linux computers with an available USB 3.0 port; 10/100/1000 Gigabit Ethernet connectivity; aluminum construction; USB-powered; 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.

$29.99
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

Insignia™ - USB 2.0-to-Ethernet Adapter - White - Larger Front
  • Model: NS-PU98505
  • SKU: 6233049
Provides connectivity to wired networks via a USB 2.0 port; 10 Mbps Ethernet; driver CD
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.

$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

Belkin - USB 2.0-to-Ethernet Adapter - Black - Larger Front
  • Model: F4U047BT
  • SKU: 1742019
10/100 Mbps network connectivity; USB-to-LAN alternative for gaming consoles
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.

$29.99
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

Dynex™ - USB 2.0-to-Ethernet Adapter - White - Larger Front
  • Model: DX-PU98505
  • SKU: 8720193
Provides connectivity to wired networks via a USB 2.0 port; 10 Mbps Ethernet; driver CD
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.

$14.99
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

Kanex - USB to Ethernet Adapter - Multi - Larger Front
  • Model: USBRJ45
  • SKU: 1305827798
USB - 1 Port(s) - 1 x Network (RJ-45)
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

$12.99
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

eForCity - 2-Pack USB Type A to RJ45 Ethernet Adapter F/M - Black - Larger Front
  • Model: 905492
  • SKU: 1309866878
2 Pack - 1 x Type A Female USB - 1 x RJ-45 Male Network - 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

$5.09
On Sale
Save $5 (Reg. $9.99)
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

Bidul - S-USBHub USB 3.0-to-Ethernet Adapter - Black - Angle
  • Model: S-USBHUB RJ45 3.0
  • SKU: 8810283
BIDUL S-USBHub USB 3.0-to-Ethernet Adapter: Designed for use with select Microsoft Surface models; 2 USB 3.0 ports and 1 RJ-45 port; backward compatible with USB 2.0 and 1.1
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

Manhattan - SuperSpeed USB 3.0 to Gigabit Ethernet Adapter - Multi - Larger Front
  • Model: 506847
  • SKU: 1310289239
10/100/1000 Mbps Gigabit Ethernet, SuperSpeed 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

$23.44
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

TRENDnet - USB 3.0 to Gigabit Ethernet Adapter - Multi - Larger Front
  • Model: TU3-ETG
  • SKU: 1310009240
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

$24.29
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

Kanex - USB 3.0-to-Gigabit Ethernet Adapter - Larger Front
  • Model: USB3GBIT
  • SKU: 1306391427
Compatible with most computers with a USB 3.0 port; backward compatible with USB 2.0 and 1.1; supports data transfer rates up to 1 Gbps; USB-powered 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

$22.99
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

j5 create - USB 2.0-to-10/100 Ethernet Adapter - White - Angle
  • Model: JUE125
  • SKU: 9742147
Compatible with Windows, Mac and Linux; plastic construction
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

C2G - USB 3.0 to Gigabit Ethernet Network Adapter - Multi - Larger Front
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

$27.39
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

Kanex - Thunderbolt to Gigabit Ethernet + USB 3.0 Adapter - Multi - Larger Front
  • Model: KTU20
  • SKU: 1312737196
Thunderbolt - 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

$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

Startech - USB 2.0 to Gigabit Ethernet NIC Network Adapter - Larger Front
  • Model: USB21000S2
  • SKU: 1305410631
USB - 1 Port - 10/100/1000Base-T - 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

$19.18
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

Startech - USB 3.0 to Gigabit Ethernet NIC Network Adapter - Larger Front
  • 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

AddOn - USB 2.0 to Gigabit Ethernet NIC Network Adapter - Multi - Larger Front
  • Model: USB2NIC
  • SKU: 1310022454
Reliable accessories for a wide range of everyday devices
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

$22.49
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

LevelOne - USB to Gigabit Ethernet Adapter Windows/MAC - Larger Front
  • Model: USB-0401
  • SKU: 1307193884
USB - 1 Port(s) - 1 x Network (RJ-45)
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

$39.97
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

Airlink101 - USB 3.0 to Ethernet 10/100/1000Mbps Adapter - Multi - Larger Front
  • Model: AGE-1000
  • SKU: 1309926138
USB - 1 Port(s) - 1 x Network (RJ-45) - Twisted Pair - Retail
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

$38.79
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

StarTech.com - USB 3.0 to Gigabit Ethernet NIC Network Adapter 10/100/1000 Mbps - Multi - Larger Front
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

$26.17
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

Manhattan Products - UltraLynk SuperSpeed USB 3.0 to Gigabit Ethernet Adapter with 3-Port USB Hub - White - Larger Front
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

$31.43
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

Kanex - USB Type C-to-Gigabit Ethernet Adapter - White - Larger Front
  • Model: KU3CGBT
  • SKU: 8609139
KANEX USB Type C-to-Gigabit Ethernet Adapter: Connects your USB Type C-enabled Apple MacBook or Chromebook Pixel to your Gigabit Ethernet network connection; provides a wired Internet connection
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.

$29.95
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

V7 - USB 2.0 To Ethernet Adapter - Multi - Larger Front
  • Model: CBLUSB2RJ-1N
  • SKU: 1310014749
USB - 1 Port(s) - 1 x Network (RJ-45) - Twisted Pair - Retail
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

$18.34
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

Accell - USB 3.0 (A) to Gigabit Ethernet Adapter - Larger Front
  • Model: J141B-003B
  • SKU: 1308982661
USB - 1 Port(s) - 1 x Network (RJ-45) - Twisted Pair - Retail
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. $39.99)
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

Aleratec - USB 3.0 to Gigabit Ethernet 10/100/1000 Network Adapter RJ45 - Larger Front
  • Model: 250152
  • SKU: 1306108421
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

$49.49
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