Introducing the RDL STM-2 Adjustable Gain Microphone Preamplifier, a top-notch solution for your audio needs. With a gain range of 35 to 65 dB, this preamplifier is designed to meet your signal requirements effortlessly. It operates efficiently at a maximum frequency of 20 kHz, ensuring high-quality performance for all your audio applications. Whether you're a professional sound engineer or a passionate hobbyist, the STM-2 is the ideal choice to enhance your sound system. Don't miss out on this essential tool for superior audio clarity—order yours today and elevate your sound experience!