--- product_id: 463504386 title: "ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Dual Channels Digital Audio Amplifier Module for DIY Speakers 5-24V" brand: "walfront" price: "12808 som" currency: KGS in_stock: true url: https://www.desertcart.kg/products/463504386-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio store_origin: KG region: Kyrgyzstan --- # 5-24V Power Supply Bluetooth 5.0 Multiple Protections ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Dual Channels Digital Audio Amplifier Module for DIY Speakers 5-24V **Brand:** walfront **Price:** 12808 som **Availability:** ✅ In Stock ## Summary > 🎶 Amplify Your Sound, Elevate Your Space! ## Quick Answers - **What is this?** ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Dual Channels Digital Audio Amplifier Module for DIY Speakers 5-24V by walfront - **How much does it cost?** 12808 som with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/463504386-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 Friendly:** Perfect for DIY enthusiasts looking to enhance their audio experience with custom setups. - • **Robust Sound Quality:** Enjoy crystal-clear audio with a signal-to-noise ratio exceeding 90 dB. - • **Seamless Connectivity:** Experience the power of Bluetooth 5.0 for instant pairing with your devices. - • **Versatile Power Options:** Adaptable to a range of voltages (5-24V) for ultimate flexibility in setup. - • **Built-in Safety Features:** Stay worry-free with comprehensive protection mechanisms against common electrical issues. ## Overview The Walfront ZK-502L Bluetooth Power Amplifier Board is a versatile audio solution designed for DIY enthusiasts. It supports Bluetooth 5.0 connectivity, operates on a wide voltage range of 5-24V, and features a high signal-to-noise ratio for superior sound quality. With built-in safety protections and a user-friendly design, this amplifier is perfect for enhancing your audio projects. ## 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 wireless 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 signals. 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). Signal To Noise Ratio: >90 dB. Adapted Speakers: 30W-200 W, 4Ω-8Ω. - Protection Mechanism: Adopt acrylic protective shell design, with reverse connection protection, overvoltage protection, undervoltage protection, over temperature protection, short circuit protection. Self recovery overheating protection. - Wide Range Of Applications: This bluetooth speaker power amplifier board has no POPs sound when powering on, skipping songs and pausing. It is widely used in refitting speakers, power amplifier equipment, and car Bluetooth equipment. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09J9338KS | | Best Sellers Rank | #48,798 in Electronics ( See Top 100 in Electronics ) #273 in Audio Component Amplifiers | | Brand | Walfront | | Brand Name | Walfront | | Customer Reviews | 4.3 out of 5 stars 110 Reviews | | Included Components | inc | | Manufacturer | Walfront | | Material Type | Material | | Maximum Output Power | 50 watts | | Maximum Supply Voltage | 24 volts_of_direct_current | | Minimum Supply Voltage | 5 volts_of_direct_current | | Model | ZK 502L | | Mounting Type | Surface Mount | | Number of Channels | 2 | | Number of Items | 1 | | Package Type Name | box | | Part Number | Walfront1c0mu4qvrb6020 | | Specification Met | Noise Level Specification Met | | Voltage | 24 volts | ## Product Details - **Voltage:** 24 Volts - **Manufacturer:** Walfront - **Maximum supply voltage:** 24 Volts - **Minimum supply voltage:** 5 Volts - **Mounting type:** Surface Mount ## Images ![ZK‑502L Bluetooth Power Amplifier Board 5.0 Stereo Audio Receiver Dual Channels Digital Audio Amplifier Module for DIY Speakers 5-24V - Image 1](https://m.media-amazon.com/images/I/61WASAInQQL.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 - DC15V Power Supply AC Adapter Charger 15V Power Cord AC to DC15Volt 3A 2.5A 2A 1500mA 1000mA 500mA Regulated Switching Power Adapter with 11 Plug Tips for Massage Gun Monitor Display (DC15V~3A) - BLUECELL 1 Pair 3-Inch Double Binding Round Gold Plate Push Spring Loaded Jacks Speaker Box Terminal Cup --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kg/products/463504386-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio](https://www.desertcart.kg/products/463504386-zk-502l-bluetooth-power-amplifier-board-5-0-stereo-audio) --- *Product available on Desertcart Kyrgyzstan* *Store origin: KG* *Last updated: 2026-09-19*