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"12db Signal Amplifier"

259 items
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Kenwood - 300W Class D Bridgeable Multichannel MOSFET Amplifier - Gray - Larger Front
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  • Model: KAC-M3004
  • SKU: 3500108
Bridgeable design; variable high-pass crossover; low-pass crossover; speaker level input; conformal-coated; signal-sensing turn on
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
Kicker - CX Series 300W Class D Mono Amplifier with Variable Low-Pass Crossover - Black - Larger Front
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  • Model: 43CXA3001
  • SKU: 4781606
FIT (Fail-Safe Integration Technology); adjustable KickEQ bass boost; balanced differential inputs; compact footprint
Kicker - CX Series 1200W Class D Mono Amplifier with Variable Low-Pass Crossover - Black - Larger Front
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  • Model: 43CXA12001
  • SKU: 4781300
FIT (Fail-Safe Integration Technology); adjustable KickEQ bass boost; balanced differential inputs; compact footprint
Sony - Portable Hi-Res DAC/Headphone Amplifier - Silver - Larger Front
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  • Model: PHA1A
  • SKU: 9380292
Compatible with most smartphones, DMPs, iOS devices and PCs; supports up to 192kHz/24-bit PCM audio file formats; Wolfson DAC; selectable gain; aluminum enclosure; 2 micro USB Type-B inputs; USB Type-A input
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.

$299.99
Rocketfish - Bidirectional Mini Drop Amplifier - Silver - Larger Front
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  • Model: RF-G1179
  • SKU: 9449135
Connects up to 4 devices; for use with cable TV or indoor/outdoor VHF/UHF/FM antennas; 2-way frequency range; LED power-on indicator; AC adapter 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.

$29.99
Kicker - 800W Class D Mono Amplifier with Variable Crossovers - Silver - Larger Front
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  • Model: 40KX8001
  • SKU: 9065413
FIT (Fail-Safe Integration Technology); adjustable KickEQ; built-in crossovers; double-sided fiberglass circuit board; magnetic panels; bass boost; compact footprint
Pioneer - 240W Class AB Bridgeable Multichannel Amplifier - Black - Larger Front
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  • Model: GMA4604
  • SKU: 9563374
PIONEER 240W Class AB Bridgeable Multichannel Amplifier: 40-500Hz crossover frequency range; >94dB signal-to-noise ratio
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.

$85.99
On Sale
Save $44 (Reg. $129.99)
Kenwood - Power Pack 180W Class D Multichannel Amplifier - Silver - Larger Front
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  • Model: KAC-M1804
  • SKU: 3935019
Conformal coating; Molex cover; line- and speaker-level 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.

$149.99
Kicker - CX Series 300W Class D Mono Amplifier with Variable Low-Pass Crossover - Black - Larger Front
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  • Model: 12CX3001
  • SKU: 7707052
FIT (Fail-Safe Integration Technology); adjustable KickEQ bass boost; balanced differential inputs; compact footprint
Kicker - CX Series 1200W Class D Mono Amplifier with Variable Low-Pass Crossover - Black - Angle
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  • Model: 12CX12001
  • SKU: 7706044
FIT (Fail-Safe Integration Technology); adjustable KickEQ bass boost; balanced differential inputs; compact footprint
Kicker - Z-Series 2-Channel Amplifier Installation Kit - Larger Front
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  • Model: 09ZCK4/CK4
  • SKU: 9906707
Direct-connect engineering; twisted-pair technology; hyper-flex cables and wires
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.

$149.99
Kicker - Z-Series 2-Channel Amplifier Installation Kit - Larger Front
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  • Model: 09ZCK8/CK8
  • SKU: 9906546
Direct-connect engineering; twisted-par technology; hyper-flex cables and wires
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
Channel Master - 4-Port HDTV Signal Amplifier - White - Larger Front
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  • Model: 3414
  • SKU: 9223152
Provides high-performance signal amplification; supports analog and digital broadcast signals and cable modem applications; passive return; 11.5dB; compact 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.

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
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
Marantz - 120W 2-Ch. Integrated Amplifier - Black - Larger Front
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  • Model: PM6005
  • SKU: 2354244
Compatible with select loudspeakers; speaker A/B switching; HDAM (Hyper Dynamic Amplifier Module); reference-class CS4398 24-bit/192kHz D/A converter; shielded toroidal power transformer; headphone amplifier
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.

$699.99