TOP DEALS FOR MOM

Save on activity trackers, laptops, headphones and more.

Shop the deals ›


Ends Saturday.

Shop Category
Current Offers
  • (355)
  • (1,588)
  • (170)
  • (3)
  • (424)
Brand
  • (369)
  • (97)
  • (44)
  • (38)
  • (36)
  • (34)
  • (32)
  • (28)
  • (26)
  • (23)
  • (20)
  • (20)
  • (17)
  • (17)
  • (17)
  • (16)
  • (16)
  • (15)
  • (15)
  • (15)
  • (15)
  • (15)
  • (15)
  • (14)
  • (14)
  • (14)
  • (13)
  • (13)
  • (13)
  • (13)
  • (12)
  • (12)
  • (12)
  • (12)
  • (11)
  • (11)
  • (11)
  • (10)
  • (10)
  • (9)
  • (9)
  • (9)
  • (9)
  • (8)
  • (8)
  • (8)
  • (8)
  • (8)
  • (8)
  • (8)
  • (7)
  • (7)
  • (7)
  • (7)
  • (7)
  • (7)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
Price
  • (618)
  • (192)
  • (199)
  • (203)
  • (159)
  • (276)
  • (89)
  • (52)
  • (24)
  • (22)
  • (39)
  • (9)
  • (11)
  • (23)
Class Rating
  • (3)
  • (2)
Device Brand
  • (8)
  • (4)
  • (1)
  • (2)
  • (1)
Included Components
  • (17)
  • (13)
  • (12)
  • (4)
  • (2)
  • (1)
Subwoofer Size
  • (4)
  • (3)
  • (1)
  • (1)
  • (2)
  • (4)
  • (6)
Mount Type
  • (11)
  • (3)
  • (3)
  • (3)
  • (1)
  • (1)
Number of Speakers
  • (20)
  • (17)
  • (1)
  • (1)
  • (1)
Features
  • (308)
  • (170)
  • (131)
  • (114)
  • (94)
  • (92)
  • (84)
  • (49)
  • (46)
  • (40)
  • (35)
  • (35)
  • (31)
  • (30)
  • (29)
  • (25)
  • (20)
  • (20)
  • (18)
  • (18)
  • (16)
  • (15)
  • (14)
  • (14)
  • (14)
  • (14)
  • (13)
  • (12)
  • (11)
  • (11)
  • (10)
  • (10)
  • (10)
  • (10)
  • (10)
  • (10)
  • (9)
  • (8)
  • (8)
  • (8)
  • (7)
  • (7)
  • (7)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (6)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (5)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
Color
  • (320)
  • (218)
  • (60)
  • (34)
  • (24)
  • (17)
  • (16)
  • (15)
  • (13)
  • (9)
  • (9)
  • (6)
  • (6)
  • (5)
  • (1)
  • (1)
  • (1)
  • (1)
Customer Reviews
  • (59)
  • (93)
  • (291)
  • (322)
  • (330)
  • (343)
Maximum RMS Power
  • (5)
  • (5)
  • (18)
Collection
  • (26)
  • (9)
  • (1)
Condition
  • (1,516)
  • (400)
  • (7)

Computer Cards & Components Resources


Computer Cards & Components Questions

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

Sort by:
Items per page:
  • Model: 813-4TF2
  • SKU: 2362122
Alkaline chemistry; reclosable packaging; 4-pack
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.

$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

Rating Breakdown

52%
(36 Reviews)
36%
(25 Reviews)
11%
(8 Reviews)
1%
(1 Review)
0%
(0 Reviews)
Value for Price:
4.2
Quality:
4.1
Battery Life:
4
  • Model: S4221W-C4
  • SKU: 8826074
ENERGY STAR Certified
6 soundbar drivers; 6" wireless active subwoofer; Dolby Digital and DTS Digital Surround decoders; DTS TruVolume and DTS TruSurround technologies; Bluetooth technology
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.

$249.99
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%
(287 Reviews)
27%
(113 Reviews)
4%
(17 Reviews)
1%
(4 Reviews)
1%
(4 Reviews)
Value for Price:
4.6
Sound Quality:
4.6
Appearance:
4.7
Power:
4.5
  • Model: 140713-00 MC 400DFO2-4 EFS Digital Audio Cbl
  • SKU: 2789089
Specially tuned optical fiber; InsuLight inner jacket; Duraflex protective jacket; precision-polished fiber terminations; heavy-duty molded connectors; O-ring rubber grip
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.

$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

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

$65.83
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

$69.65
On Sale
Save $20.34 (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

  • Model: R2D4-10
  • SKU: 1304939744
45 Hz to 250 Hz - 4 Ohm - 87 dB Sensitivity
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

$49.88
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: MBLY10G2/4GB
  • SKU: 1307243688
Class 10/UHS-I - 1 Card
  5.0  (2 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

$7.74
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%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4
Capacity:
4.5
Durability:
4
  • Model: NTZEZ667G3P4P
  • SKU: 8728026
  • Android 4.3 Jelly Bean operating system
  • 3G speed
  • 3.5" touch screen
  • Bluetooth 4.0
  • Mobile Web capability
  • 3.0MP camera and video recorder
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
With a plan today
On Sale
Save $20 (Reg. $39.99)
  • With a plan today
    $19.99
  • Unactivated device
    $19.99
These pricing options can be selected
after you add to package.
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

34%
(18 Reviews)
41%
(22 Reviews)
15%
(8 Reviews)
2%
(1 Review)
8%
(4 Reviews)
  • Model: KTA-MB800K2/4G
  • SKU: 3508627
4GB (2 x 2GB) - 800MHz DDR2-800/PC2-6400 - DDR2 SDRAM - 200-pin SoDIMM
  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.

$54.99
On Sale
Save $26 (Reg. $80.99)
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)
Value for Price:
4
Ease of Use:
5
Performance:
5
Ease of Installation:
5
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

$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

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

$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

  • Model: OTT AGILTY-FOLIO IPAD 2/3/4 10
  • SKU: 7266119
Compatible with Apple iPad 2, iPad 3rd generation and iPad with Retina; protective shell; folio with 2 stand positions; embedded magnets
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

Rating Breakdown

64%
(7 Reviews)
27%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
9%
(1 Review)
  • Model: K4 10D2
  • SKU: 1307418123
2 Ohm - Automobile
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

$129.99
On Sale
Save $20 (Reg. $149.99)
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: K4 12D2
  • SKU: 1308524373
2 Ohm - Automobile
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

$139.99
On Sale
Save $140 (Reg. $279.99)
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: 6182-4B
  • SKU: 8374032
Motion-sensitive, auto stabilizing electronics; on-board high-definition camera; 2.4GHz transmitter; LCD screen and audible tones
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.

$149.99
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

43%
(14 Reviews)
39%
(13 Reviews)
9%
(3 Reviews)
3%
(1 Review)
6%
(2 Reviews)
Select 2 to 4 items to Compare