SE Electronics DM2BLACK Active In-Line Microphone Preamplifier (Black)The black DM2 TNT Active In Line Microphone Preamplifier from sE Electronics is intended to be inserted between a passive ribbon or dynamic microphone and a microphone preamplifier (sold separately) to provide gain for the microphone signal. A switch allows you to select between 15 and 30 dB of gain to boost the audio signal, improving the level to your preamp, mixer, or audio interface without adding noise or coloring the sound. The DM2 offers eight