MOTHER'S DAY IS MAY 8

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"750 Watt Audio Amplifier Power Supply"

157 items
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MartinLogan - Dynamo 700W 10" 600-Watt Subwoofer - Black - Larger Front
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  • Model: DYN700W
  • SKU: 2715267
From our expanded online assortment; 600W peak power; 10" cone driver; sealed cabinet design; left/right LFE and RCA line-level connectors
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.

$699.98
MartinLogan - Dynamo 500 10" 360-Watt Powered Subwoofer - Black - Larger Front
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  • Model: DYNAMO 500
  • SKU: 9392301
Dual rear-mounted low-turbulence ports; 10" polypropylene cone; high-density cabinet
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.

$499.98
Definitive Technology - ProSub 800 8" 300-Watt Powered Subwoofer - Black - Angle
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  • Model: PROSUB800BLA
  • SKU: 7656422
300W RMS power; 8" driver; 20-150Hz frequency response
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.

$399.98
ZVOX - 3.1-Channel Soundbar with 4" Subwoofer and 118-watt digital amplifier - Black - Larger Front
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  • Model: 4004001
  • SKU: 5014700
  • 118W nominal power
  • Dolby Digital surround sound
  • Toslink optical digital and RCA inputs
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.

$499.99
ZVOX - 3.1-Channel Soundbar with 4" Subwoofer and 140-watt digital amplifier - Black - Larger Front
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  • Model: 4005001
  • SKU: 5014647
  • 140W nominal power
  • Dolby Digital surround sound
  • Toslink optical digital and RCA inputs
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.

$599.99
Marantz - 7.0-Ch. Power Amplifier - Black - Larger Front
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  • Model: MM8077
  • SKU: 8311068
Marantz audio technology; current feedback discrete power amplifier topology; high-current power supply with toroidal power transformer; XLR (balanced) and RCA (unbalanced) inputs
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.

$2,399.98
Polk Audio - PSW Series 10" Active Subwoofer - Black - Angle
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  • Model: PSW 108
  • SKU: 9154073
100W peak power; 10" Dynamic Balance polymer composite cone; Klippel distortion analyzer; laser Interferometry analysis; front-firing, flared port; line- and speaker-level inputs; speaker-level outputs
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.

$199.95
Marantz - 700W 5.0-Ch. Power Amplifier - Black - Larger Front
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  • Model: MM7055
  • SKU: 2166035
Temperature-sensing forced air cooling; current feedback topology; Marantz reference-grade filter capacitors and high-speed output transistors
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.

$1,199.98
Channel Master - TITAN 2 VHF/UHF Pre-Amplifier with Power Supply - Black - Larger Front
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  • Model: 7778
  • SKU: 3395429
Amplifies medium- to strong-strength digital and HD signals received by your TV set's antenna; medium gain; combined VHF/UHF input; switchable FM trap; mast-mounted amplification unit
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.

$64.99
Polk Audio - 12" 1000-Watt Powered Subwoofer - Black - Larger Front
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  • Model: DSW PRO 660WI BLK 110V
  • SKU: 3992811
From our expanded online assortment; 1000W dynamic power (500W RMS); 12" subwoofer; Dynamic Balance tuning; 5-way binding posts
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.

$649.99
Polk Audio - PSW 12" 300-Watt Powered Subwoofer - Black - Larger Front
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  • Model: PSW125 BLACK 110V
  • SKU: 3992893
From our expanded online assortment; 300W peak power (150W RMS); intelligent amplifier; 12" dynamic balance composite cone; speaker level spring terminals
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.

$349.99
Polk Audio - 8" 600-Watt Powered Subwoofer - Black - Larger Front
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  • Model: DSW PRO 440WI BLK 110V
  • SKU: 3992793
From our expanded online assortment; 600W dynamic power (300W RMS); 8" subwoofer; Dynamic Balance tuning; 5-way binding posts
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.

$429.99
Yamaha - AVENTAGE 735W 7.2-Ch. Network-Ready 4K Ultra HD and 3D Pass-Through A/V Home Theater Receiver - Black - Larger Front
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  • Model: RX-A750BL
  • SKU: 6869129
Dolby Digital and Dolby TrueHD surround sound decoders; multiroom capability; Bluetooth interface; 17 DSP modes
Learn more about smart products.
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.

$649.98
Polk Audio - Omni A1 150W 2.0-Ch. Wireless Amplifier for Streaming Music - Black - Larger Front
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  • Model: OMNI A1
  • SKU: 8403004
  • Control your entire home with DTS Play-Fi music streaming technology
  • Boost sound system power
  • Connect wirelessly to devices
  • Quick and easy setup
  • Use with older components
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.

$399.98
BIC America - 12" 430-Watt Powered Subwoofer - Angle
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  • Model: V1220
  • SKU: 2750541
From our expanded online assortment; 430W peak power (200W RMS); 12" polypropylene woofer cone; adjustable crossover; automatic signal sensing; Dolby Pro Logic and Dolby Digital/DTS inputs; gold-plated binding post terminals
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