The Shure RPM626 in-line microphone preamplifier acts to boost the signal it receives from the microphone (mic level signals are the lowest/weakest audio signals) to a level suitable for line-level input. This mic preamp is suitable for SM35, WBH53, Beta 53, Beta 91, Beta 98, MC50B, and MC51B microphones. Features: In-line mic preamp Boosts mic-level signals to line-level Works with SM35, WBH53, Beta 53, Beta 91, Beta 98, MC50B, & MC51B mics
