TOP DEALS FOR MOM

Save on activity trackers, laptops, headphones and more.

Shop the deals ›


Ends Saturday.

Current Offers
  • (324)
  • (428)
  • (1)
  • (1)
Brand
  • (104)
  • (89)
  • (83)
  • (57)
  • (51)
  • (50)
  • (28)
  • (23)
  • (17)
  • (10)
  • (8)
  • (8)
  • (8)
  • (6)
  • (5)
  • (5)
  • (4)
  • (3)
  • (3)
  • (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)
Price
  • (476)
  • (24)
  • (25)
  • (19)
  • (9)
  • (16)
  • (5)
  • (2)
  • (1)
  • (3)
  • (3)
  • (2)
  • (5)
Color
  • (3)
  • (1)
Customer Reviews
  • (1)
  • (3)
  • (8)
  • (8)
  • (8)
  • (8)
RMS Power
  • (2)
Length of Cable
  • (117)
  • (117)
  • (93)
  • (113)
Collection
  • (24)
Condition
  • (589)
  • (1)

Networking Resources


Networking Questions

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

Sort by:
Items per page:
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

$5.39
On Sale
Save $0.01 (Reg. $5.40)
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: USB2004EXT2
  • SKU: 1305563467
StarTech.com 4 Port USB 2.0 Extender over Cat5 or Cat6 - Up to 330 ft (100m)
  4.0  (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

$356.86
On Sale
Save $73.13 (Reg. $429.99)
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: 560283
  • SKU: 1310546271
Compatible with both 110 and Krone punch down tools
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

$64.15
On Sale
Save $48.84 (Reg. $112.99)
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: KDCATHD250POH
  • SKU: 8480008
KEY DIGITAL FatCAT Series Cat-5e/6 Tx and Rx Extenders: Extends HDBaseT and HDMI signals via a Cat-5e or -6 cable; supports 4K Ultra HD 2160p, 1080p and 3D signals; buffer system; lossless compressed digital audio; 12C communication; CEC support
  5.0  (1 Review)
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.

$399.99
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: 5622
  • SKU: 1310719644
1 x RJ-45 Female - Yellow
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

$4.94
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: 5381
  • SKU: 1310719613
1 x RJ-45 Female - Beige
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

$5.04
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: 5623
  • SKU: 1310719651
1 x RJ-45 Female - Orange
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

$4.94
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: 5383
  • SKU: 1310719620
1 x RJ-45 Female - Red
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

$5.04
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

$102.98
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: SW6.5
  • SKU: 5856705
800W dynamic amplifier power (200W RMS); 6-1/2" long-throw, front-firing subwoofer driver; digital power amplifier; two 6-1/2" anodized aluminum cone passive radiators
  5.0  (3 Reviews)
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.

$499.99
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%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
5
Sound Quality:
5
Appearance:
5
Power:
4.5
  • Model: C5-Hdmi T
  • SKU: 1266765
From our expanded online assortment; compatible with HDMI resolutions from 480i to 1080p; compatible with Cat-5, Cat-6 UTP and STP; shielded Cat-5 connectors
  4.7  (3 Reviews)
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.

$224.99
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

67%
(2 Reviews)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 2444
  • SKU: 1304406703
Indoor, Outdoor
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

$22.64
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: A3L980-10-BLK-S
  • SKU: 1310814950
RJ-45 Male - RJ-45 Male - 10ft - 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

$6.55
On Sale
Save $2.44 (Reg. $8.99)
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: HD1975
  • SKU: 1309333905
Category 6 for Network Device, Modem, Gaming Console - 50 ft - 1 Pack - 1 x RJ-45 Male Network - 1 x RJ-45 Male Network - Blue
  4.0  (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

$10.99
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: A3L980-01-BLU-S
  • SKU: 1307178416
RJ-45 Male - RJ-45 Male - 12" - 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

$4.61
On Sale
Save $1.38 (Reg. $5.99)
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

Select 2 to 4 items to Compare