MakerHawk Mini Bluetooth 5.0 Audio Power Amplifier Board 2x50W ZK-502L Black

★★★★★ 4.8 106 reviews

US$7.89
Price when purchased online
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US$7.89
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 241529944 Release Date 2026/07/18 List Price US$7.89 Model Number 241529944
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This MakerHawk ZK-502L Mini Amplifier Board is a high-performance Bluetooth 5.0 audio power amplifier module designed for various audio applications.
Key Features:
* Bluetooth 5.0: Enjoy higher transmission efficiency and a longer transmission distance (up to 15m without occlusion).
* High Performance: Dual-channel audio power amplifier module delivers a maximum output of 2x50W. Features a 470uF/35V capacitor for stable power storage and heat dissipation, enhanced by an included heatsink.
* Protection Mechanism: Equipped with self-recovery overheat protection and self-recovery short-circuit protection to safeguard the device from damage during overload conditions.
* High Quality Components: Utilizes a durable copper DC connector and fence-type terminals, capable of withstanding large currents without overheating or damaging wires. Includes a free DC head lead for easy wiring, even without a DC head adapter.
* Easy Control: A built-in potentiometer allows for convenient volume adjustment and includes an integrated switch for simple operation.
* Versatile Application: Ideal for DIY speaker projects, car audio systems, and home theater setups.
Parameter Model: ZK-502L. Audio Input: Bluetooth. Channel: 2.0. Input Sensitivity: 500mV. Adaption Supply Voltage: 5-24V. Speaker Compatibility: 30-200W, 4-8 Ohm.
Output Power (approximate):
* 12V: 8ohm/12W*2; 4ohm/20W*2
* 15V: 8ohm/18W*2; 4ohm/30W*2
* 19V: 8ohm/32W*2; 4ohm/40W*2
* 24V: 8ohm/38W*2; 4ohm/50W*2
Ensure power supply voltage and current are sufficient for desired output.
Package includes: 1 Mini amplifier Bluetooth board, 1 Shell (upper+lower), 1 DC line, and accessories.


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