Hosa ATT-448, 3-Pin XLR Female to Male Input Attenuator

Hosa ATT448 Input Microphone Inline Switchable Attenuator, XLR3F to XLR3M ATT-448. Input Attenuator. XLR input and output. For use with all low-impedance and phantom-powered condenser microphones. This adapter is designed to add attenuation to a dynamic microphone.

eBay