• Donner RB-1 microphone preamp giving dynamic mic up to 26db, vastly improves its ability of signal receiption. (48V Phantom power needed, not included in the package.)
• Donner RB-1 dynamic mic booster designed with CrystalTone circuit system, greatly reduces signal noise by 97%.
• Donner mic preamp provide with SNR(Signal to Noise Ratio) up to 881dB, increasing the clarity of your mic.
• RB-1 mic preamp is perfect for podcasts, live streaming, radio broadcasts, live sound, and studio recording.
• Compatible with Shure SM7b microphone and dynamic microphones of other famous brands. (NOTE: Not compatible with condenser microphones)