---
product_id: 488964194
title: "ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Channels Digital Audio Amplifier Module for DIY Speakers 5-24V"
brand: "walfront"
price: "€ 33.09"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/488964194-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio
store_origin: CY
region: Cyprus
---

# 5-24V Power Supply Bluetooth 5.0 Knob Control ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Channels Digital Audio Amplifier Module for DIY Speakers 5-24V

**Brand:** walfront
**Price:** € 33.09
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate Your Audio Game!

## Quick Answers

- **What is this?** ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Channels Digital Audio Amplifier Module for DIY Speakers 5-24V by walfront
- **How much does it cost?** € 33.09 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/488964194-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio)

## Best For

- walfront enthusiasts

## Why This Product

- Trusted walfront brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **DIY Ready:** Perfect for custom speaker setups and car audio enhancements.
- • **Unleash Your Sound:** Experience crystal-clear audio with Bluetooth 5.0 connectivity.
- • **Built-in Protection:** Enjoy peace of mind with overvoltage, undervoltage, and short circuit protection.
- • **User-Friendly Design:** Easily adjust settings with the convenient knob potentiometer.
- • **Versatile Power Options:** Compatible with a wide range of power supplies (5-24V) for ultimate flexibility.

## Overview

The ZK-502L Bluetooth Power Amplifier Board is a versatile digital audio amplifier module designed for DIY enthusiasts. It supports Bluetooth 5.0 and AUX audio input, operates on a wide voltage range of 5-24V, and features built-in protection mechanisms. With a user-friendly knob for power control and compatibility with various speakers, this amplifier is perfect for enhancing your audio experience.

## Description

ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Channels Digital Audio Amplifier Module for DIY Speakers 5-24V

## Features

- Strong Compatibility: The amplifier module is equipped with a terminal block and a DC 2.1mm socket, which is compatible with most laptop power ports. Can directly connect to Bluetooth 5.0. and compatible with a variety of speakers. Two 20W, 30W or 50W power amplifier boards are equipped with various speakers (4 to 8 Ω), and support Bluetooth stereo audio input and AUX audio input.
- Built-in Filter Capacitor: The built in filter capacitor of this digital power amplifier module makes it available for processing sound . Knob potentiometer design, convenient to adjust power ON and OFF, V+ and V‑.
- Adapted Power Supply Voltage: 5-24V (optional 9V/12V/15V18V/24V and Other Adapters, High Power Recommended High Voltage). To Noise Ratio: >90 dB. Adapted Speakers: 30W-200 W, 4Ω-8Ω.
- Mechanism: Adopt acrylic protective shell design, with reverse connection , overvoltage , undervoltage , over temperature , short circuit . Self recovery overheating .
- Wide Range Of Applications: This bluetooth speaker power amplifier board has no sound when powering on, skipping songs and pausing. It is widely used in refitting speakers, power amplifier equipment, and car Bluetooth equipment.

## Product Details

- **Voltage:** 24 Volts
- **Manufacturer:** Walfront
- **Maximum Supply Voltage:** 24 Volts (DC)
- **Minimum Supply Voltage:** 5 Volts (DC)
- **Mounting Type:** Surface Mount

## Images

![ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Channels Digital Audio Amplifier Module for DIY Speakers 5-24V - Image 1](https://m.media-amazon.com/images/I/71qXOd30f2L.jpg)

## Frequently Bought Together

- ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Channels Digital Audio Amplifier Module for DIY Speakers 5-24V
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**Shop now:** [https://www.desertcart.com.cy/products/488964194-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio](https://www.desertcart.com.cy/products/488964194-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-21*