Feature: 1. PREMIUM PERFORMANCE: Low noise, superior inline microphone preamplifier provides better sound for band and dynamic microphones. 2. POWERFUL: Achieve up to 29 dB of clean enhancement without having to rotate the microphone preamplifier , and add unwanted noise to get your microphone up to an acceptable volume. 3. EASY TO CONNECT: The inline microphone preamplifier connects directly to any other location in the signal path between any XLR microphone and preamplifier or mixer. 4. SAFE TO USE: The inline microphone preamplifier uses phantom power to provide circuitry, but does not pass phantom power to the microphone, thus ensuring the safety of your microphone. 5. APPLICABLE: Record directly to DAW connectors, noise or low boost preamplifiers that whine on sound at higher gain settings, passive ribbon microphones, dynamic microphones, microphones, and various quiet microphone sound sources. 6. SUPERIOR SOUND QUALITY: Using low noise FET amplifier circuitry, configured as a symmetrical class A amplifier, reveals every detail and provides high sound quality. Specification: Item Type: Inline Microphone Preamplifier Material: Electroplated Metal Gain Boost: +29DB SNR: 3.0mA Recommended Impedance Load:>1k0hms Connection Port: Balanced Three Core XLR XLR Male and Female Input Output. Frequency Response: 10hz-100 kHz(+/- 1dB), Z in 22kΩ Power supply: 48 V Phantom Power. Package List: 1 x Inline Microphone Preamplifier1 x Storage Box