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ZK-502T Power Amp Bluetooth 5.0 Audio Amplifiers Board 2.0 Channel 50W+50W AUX BT DC12-24V Mini Stereo Amplifier Module with Treble and Bass for DIY Home Speakers

✅ In stock 📉 Price recently dropped
F
Grade
💤 Not a Deal
10/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$21.98
Listed $45.99
Save $24.01 52% OFF
Analysis Confidence 55%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 2, 2026 11:25 PM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal
  • 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
  • 💰The current price is slightly above the going rate for this product — worth watching for a drop.
  • 🏷️The retail sticker price has been slashed by 52% — a steep markdown from the official listing.
  • 📉A lower price did appear very recently, suggesting the market may revisit that level before long.
  • 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 0/22
Market Standing 0/20
Deal Strength 0/20
Momentum 10/10

📝 Product Overview

🏪 Sold by ARRAROWN
📦 Fulfillment Fulfilled by Amazon
🚚 Shipping Free Shipping

Product Details

Bluetooth Audio Amplifier Board: 2.0 Channel stereo output, rated power is 50W+50W, Bluetooth 5.0 wireless connection, Bluetooth+AUX audio input, just a little sound distortion. Note: When using AUX mode, please confirm that the Bluetooth connection of this module has been disconnected;
Treble and Bass Adjustment: This digital Amp board with independent treble and bass adjustment buttons,you can directly adjust the treble and bass through the module, without using the player or speaker;
Hifi Sound Quality Experience: The mini stereo audio power amplifier module with powerful chip, AM interference suppression function, shielding power inductance, low noise front stage operational amplifier, let you enjoy a more perfect sound quality experience;
Multiple Protection: This Bluetooth Amp module is designed with over-voltage protection, under-voltage protection, over-heat protection, short-circuit protection, with case to protective it, very safe to use, great for home speaker system;
Easy Installation and Small Size: The illustration of each interface is printed on the protective plate, making it easy to install and use even without instructions. Small size: 4.4in*2.75in*0.78in, easy to carry,great for home,oudoor,car;

⚙️ Specifications

Voltage
12 volts_of_direct_current
Manufacturer
DideaECO
Maximum Supply Voltage
24 volts_of_direct_current
Minimum Supply Voltage
12 volts_of_direct_current
Mounting Type
Surface Mount
Number of Channels
2
Output Power
100 watts
Package Type Name
small box or envelope
Maximum Output Power
100 watts
F
$21.98
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