Features:<br>It made by cold-rolled plate, firm and durable.<br>Professional microphone preamplifier that operates on 48V phantom power, but does not pass phantom power to the microphone.<br>This makes it for ribbon and dynamic microphones alike.<br>Its black looking makes it classic and graceful. All in all, is a better choice for you to use.<br>Boost the signal of quiet instrument sources like vocals, percussion or acoustic instruments, while maintaining the natural sound of your microphone. <br><br>Specifications:<br>Gain: 25dB<br>Frequency response: 20Hz-20kHz±1dB<br>Input impedance: 150Ω<br>Noise: less than 3mv<br>Vibration: -70dB<br>Size: approx. 122x48x40mm<br><br>Package Include:<br>1 x Professional Microphone Preamplifier GUYUTING Classic Black Microphone Preamplifier for Boosting Quiet Instrument Sources Preamplifier Brand GUYUTING