PRESIDENTS' DAY 4 DAY SALE

Save on HDTVs, laptops, tablets and more.

Shop now ›

Ends Monday.

"signal booster"

Current Offers

  • (30)
  • (84)

Brand

  • (29)
  • (16)
  • (9)
  • (8)
  • (7)
  • (6)
  • (3)
  • (3)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)

Price

Enter Custom Price Range
to
  • (17)
  • (20)
  • (1)
  • (6)
  • (5)
  • (41)
  • (4)
  • (1)

Sold By

  • (53)
  • (42)

Customer Rating

  • (9)
  • (23)
  • (45)
  • (50)
  • (52)

Antenna Type

  • (8)
  • (4)

Power Source

  • (36)
  • (5)

Carrier Compatibility

  • (29)
  • (5)
  • (3)
  • (2)
  • (2)

Compatibility

  • (31)
  • (8)
  • (2)
  • (2)
  • (2)

Color

  • (42)
  • (18)
  • (9)
  • (3)
  • (2)
  • (1)

Features

  • (38)
  • (36)
  • (21)
  • (18)
  • (13)
  • (2)
  • (1)
  • (1)

Collection

  • (6)
  • (2)

Condition

  • (95)
  • (5)

Mobile Accessory Resources


Mobile Accessory Questions

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

95 items
View:
weBoost - Home 4G Cellular Signal Booster - Black/Gray/White - Angle
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: 470101
  • SKU: 3247056
Compatible with most cellular carriers, mobile hotspots and cellular-enabled devices; enhances 4G and 4G LTE cellular signals in up to 2 rooms of your home; minimizes dropped calls and lost connections
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$399.99
weBoost - Drive 4G-S Cellular Signal Booster - Black - Angle
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: 470107
  • SKU: 3247038
Compatible with most cellular carriers, cell phones and mobile hotspots; enhances 4G cellular signals in your vehicle; minimizes dropped calls and lost connections; charging port
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$199.99
weBoost - Drive 4G-M Cellular Signal Booster - Black - Angle
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: 470108
  • SKU: 3247029
Compatible with most cellular carriers, mobile hotspots and cellular-enabled devices; enhances 4G cellular signals in your vehicle; supports multiple devices; minimizes dropped calls and lost connections
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$379.99
weBoost - Connect 4G Cellular Signal Booster - Black - Angle
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: 470103
  • SKU: 3246039
Compatible with most cellular carriers, mobile hotspots and cellular-enabled devices; enhances 4G and 4G LTE cellular signals; minimizes dropped calls and connections; supports multiple devices
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$549.99
ReachAntenna - Antenna for Apple® iPhone® 6 and iPhone 6s - Black - Larger Front
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: NAL219R3A
  • SKU: 4728037
Compatible with Apple iPhone 6 and iPhone 6s; expands antenna system to help improve cell service, faster data speeds and longer battery life
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$39.99
Wilson Electronics - Sleek Signal Booster Kit - Black - Angle
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: 460106
  • SKU: 3592001
Compatible with most 800MHz cellular devices and 1900MHz PCs; extends your device's signal range, data rates and battery life; built-in booster; built-in battery-charging port; adjustable arms
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$99.99
weBoost - Drive 4G-X Cell Phone Signal Booster - Black - Angle
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: 470510
  • SKU: 4202200
WEBOOST Drive 4G-X Cell Phone Signal Booster: Compatible with most cellular carriers and devices; enhances voice and data signals; supports multiple devices; antennas and power supply included
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$479.99
ReachAntenna - Antenna for Apple® iPhone® 6 Plus and iPhone 6s Plus - Black - Larger Front
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: NAM220R3A
  • SKU: 4729027
Compatible with Apple iPhone 6 Plus and iPhone 6s Plus; expands antenna system to help improve cell service, faster data speeds and longer battery life
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$39.99
ReachAntenna - Antenna for Apple® iPhone® 5 and 5s - Black - Larger Front
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: NAG223R3A
  • SKU: 8702423
Only at Best Buy
Compatible with Apple iPhone 5 and 5s; pairs automatically; improves coverage; faster data speeds; increases battery life; use with your nonmetal cell phone case
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$39.99
zBoost - TRIO SOHO Cell Phone Signal Booster - Black - Angle
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: ZB575-A
  • SKU: 7887121
ZBOOST TRIO SOHO Cell Phone Signal Booster: Compatible with phones and devices on AT&T 4G LTE, CEL and PCS networks; reduces dropped calls and increases data speed; covers up to 2,500 sq. ft.; extends phone battery life
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$316.99
On Sale
Save $83 (Reg. $399.99)
zBoost - Cell Phone Signal Booster - Larger Front
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: ZB645SL
  • SKU: 4751079
824 MHz, 869 MHz, 1850 MHz, 1930 MHz to 849 MHz, 894 MHz, 1910 MHz, 1990 MHz - CDMA, GSM, GPRS, EVDO, HSPA, UMTS - 3G - Omni-directional Antenna
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$489.99
On Sale
Save $10 (Reg. $499.99)
zBoost - Cellular Phone Signal Booster - Larger Front
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: ZB540
  • SKU: 4751042
824 MHz, 869 MHz, 1850 MHz, 1930 MHz to 849 MHz, 894 MHz, 1910 MHz, 1990 MHz - 3G - Omni-directional Antenna
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$229.99
weBoost - Home 3G Cellular Signal Booster - Black/Gray/White - Angle
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: 473105
  • SKU: 3247047
Compatible with most cellular carriers, mobile hotspots and cellular-enabled devices; enhances 3G cellular signals in up to 2 rooms of your home; minimizes dropped calls and lost connections
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$252.99
On Sale
Save $17 (Reg. $269.99)
zBoost - Directional Signal Antenna - White - Larger Front
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: CANT-0042
  • SKU: 2873658
ZBOOST Directional Signal Antenna: Enhances the signal from a service provider's tower; 698-960MHz and 1710-2700MHz frequency ranges; 60-degree and 55-degree beam widths; vertical polarization; 10dBi and 12dBi maximum gain
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$77.99
On Sale
Save $22 (Reg. $99.99)
zBoost - TRIO SOHO Xtreme Cell Phone Signal Booster - Black - Angle
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: ZB575X-A
  • SKU: 7887158
ZBOOST TRIO SOHO Xtreme Cell Phone Signal Booster: Compatible with cell phones and other devices on AT&T 4G LTE, CEL and PCS networks; reduces dropped calls and increases data speed; covers up to 5,500 sq. ft.; extends phone battery life
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.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$459.99
On Sale
Save $40 (Reg. $499.99)