This this ZK-502L mini Bluetooth amplifier impresses
Experience the sleek, modern design of this this black rectangular PCB, known as the ZK-502L. Its matte finish and minimalist aesthetic exude sophistication, making it a perfect centerpiece for DIY audio projects. The shiny silver volume knob provides tactile control, while teal relay components add a splash of color, contrasting beautifully with the neutral tones. The large gray capacitors suggest durability and excellent heat management. Compact yet powerful, this amplifier seamlessly combines style and functionality, allowing you to create high-quality wireless audio systems. Its thoughtful layout makes installation straightforward, and the overall appearance communicates precision craftsmanship. Whether used in custom speakers or DIY sound systems, this this ZK-502L amplifier elevates your audio setup with both elegance and robust engineering.
Keys features of the this ZK-502L amplifier
- Offers stereo output up to 50W x 2, perfect for high-performance DIY Bluetooth speakers, featuring a compact, high-tech black PCB with modern aesthetic details.
- Operates within a voltage range of 5V to 24V, ensuring flexibility with various power supplies; recommended 18V-24V at above 3A for optimal sound quality and loudness.
- Includes 470µF 35V solid capacitors for stable power storage and efficient heat dissipation, creating a reliable, high-fidelity audio experience with minimal distortion.
- Features a copper DC connector for high current capacity without heating, complemented by a free DC lead compatible with multiple power sources—ideal for versatile DIY use.
- Equipped with Bluetooth 5.0, offering faster data transmission, extended range, and automatic reconnection, enhancing wireless convenience and ensuring smooth music playback.
- Designed with a volume potentiometer and easy switch, an external Bluetooth antenna for metal enclosures, standby switch, and compatible with 4Ω to 8Ω speakers, handling 10W-200W power.
This ZK-502L amplifier is your perfect DIY audio upgrade—buy now!
Imagine yourself turning on this this sleek amplifier, effortlessly connecting your device via Bluetooth, and enjoying crystal-clear wireless sound. Its robust design and technical prowess will transform your audio projects, giving you professional-quality performance. Whether for personal enjoyment or creating custom audio systems, this this ZK-502L amplifier is built to impress. Once installed, you'll love how seamlessly it integrates into your setup, providing powerful sound with minimal fuss. Don’t wait—enhance your DIY projects with this high-performance, stylish Bluetooth amplifier today and experience transformative sound quality right at your fingertips!















