- Compact and Portable Design: Crafted from durable aluminum alloy, this mini bookshelf speaker sound amplifier features a sleek, compact size, making it easy to transport and fit into any space. - Customizable Sound Control: Enjoy precise audio tuning with responsive buttons for power and a rotary knob for master volume adjustment. Tailor the sound output to your preferences effortlessly. - Powerful Output Performance: With a 20W+20W RMS output and a maximum power capacity of 200W+200W, this amplifier delivers exceptional sound quality and impressive auditory effects, ensuring an immersive listening experience. - Versatile Compatibility: Designed to work seamlessly with speakers ranging from 2 to 10 inches, this amplifier is suitable for various audio setups, whether at home, in the office, or during outdoor events. - Practical Applications: Ideal for enhancing your home theater system, powering your desktop speakers, or boosting sound quality for presentations. This amplifier meets diverse audio needs with ease. - Complete Package: Comes equipped with a 12V 3A power supply, ensuring you have everything you need for quick setup and immediate use. This amplifier is the perfect solution for anyone seeking high-quality sound in a compact form.