Microphone Preamp with 28dB Increase HD1 In Line Dynamic Mic Sound Booster with Preamp for Entertainment Live

Portable microphone amplifier with 28bB boost, suitable for different types of sound sources. Pre microphone amplifier, low noise floor, low impedance, effectively improves the sensitivity of dynamic microphones. Metal housing, stylish and long time use. Microphone Preamp with 28dB Increase, HD1 In Line Dynamic Mic Sound Booster with Preamp for Entertainment Live. Features: Portable microphone amplifier with 28bB boost, suitable for different types of sound sources. Pre microphone amplifier, low noise floor, low impedance, effectively improves the sensitivity of dynamic microphones. Metal housing, stylish and long time use. Insert and play, simple, three connecting way, convenient and easy to use. Small in size and light in weight, suitable for studios and stage performances. Specifications: Material: Metal. Color: black. Size: about 9.5x1.9cm/3.74x0.75inch. Product model: HD1. Increase: 28dB. Connection port: 3pin male/female. Power supply: 48V power supply. Frequency: 20Hz-20KHz. Imp