HD1 Portable Mic Booster Preamplifier Sound Booster Up to +28dB 3pin Amplifier for Studio Dynamic Microphones

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. HD1 Portable Mic Booster Preamplifier, Sound Booster Up to 28dB 3pin Amplifier for Studio Dynamic Microphones. 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. Impe