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Fosi Audio BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker
AMAZON.COM
Price
$ 79.99
Last price was updated on: 18th Dec 2025, 06:28 AM
Pricing Analytics & Buying Assistance
Price Score:
Excellent!
Poor
Average
Good
Excellent
Current Price
$79.99
$47.88
Lowest
$79.99
Highest
Buying Advice:
Excellent! Buy now. 49% chance price goes up. Buy soon.
Excellent! Buy now. 49% chance price goes up. Buy soon.
Price History Benchmarks
Lowest Ever
$47.88
17th Nov 2018
Highest Ever
$79.99
20th Apr 2020
Average Price
$72.02
199 data points
Last 3M Low
$55.99
20th Oct 2025
Last 6M Low
$55.99
20th Oct 2025
Last 12M Low
$53.19
12th Feb 2025
Price History Chart
Product Technical Information
| Product Code | B07BQC7GNL |
|---|---|
| Market Place | amazon.com |
| Market Place Name | Amazon.com |
| Brand Name | Fosi Audio |
| Rating | 4.5 ( 9276 ratings ) |
| Category | Amplifiers |
| Manufacturer | Fosi Audio |
| Model Number | BT20A |
| Item Dimensions | 5.2 x 3.54 x 1.42 inches |
Frequently Asked Questions
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What is the lowest price ever for this product?The lowest price for Fosi Audio BT20A Bluetooth Stereo Amplifier 2 Channel Home Audio Component Amplifiers for Passive Speakers Mini Class D Amp Receiver 200W for IndoorOutdoorGarageCeilingBookshelf Speaker was $47.88 on 17th Nov 2018. This is the best recorded deal so far.
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What is the highest price ever for this product?The highest price for Fosi Audio BT20A Bluetooth Stereo Amplifier 2 Channel Home Audio Component Amplifiers for Passive Speakers Mini Class D Amp Receiver 200W for IndoorOutdoorGarageCeilingBookshelf Speaker was $79.99 on 20th Apr 2020. Prices have dropped since then.
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What is the average price of this product?The average price for Fosi Audio BT20A Bluetooth Stereo Amplifier 2 Channel Home Audio Component Amplifiers for Passive Speakers Mini Class D Amp Receiver 200W for IndoorOutdoorGarageCeilingBookshelf Speaker is $72.02 (199 data points). This helps you compare current deals.
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What is the lowest price in the last 3 months?In the last 3 months, Fosi Audio BT20A Bluetooth Stereo Amplifier 2 Channel Home Audio Component Amplifiers for Passive Speakers Mini Class D Amp Receiver 200W for IndoorOutdoorGarageCeilingBookshelf Speaker reached a low of $55.99 on 20th Oct 2025. Recent price trends may help you decide when to buy.
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Should I buy this product now?Buy now. The price is excellent compared to its history. 49% chance price goes up. Price may increase soon.