SE Electronics DM2 Black Series, Microphone preamp, Active inline preamp, Switchable +15 / +30 dB gain, Ideal for ribbon or dynamic microphones with low output, Switchable load impedance (8 levels), Class-A FET transistors, Extremely low Inherent noise, Additional output stage for independent load, Enables long cable runs and reduces susceptibility to HF interference, Gold-plated XLR contacts, Sturdy metal housing, Requires 48V phantom power, Colour: Black