The CBM-40X Condenser Boundary Microphone is Ideal for a variety of sound reinforcement/recording applications: Choirs, orchestras, theatrical performances, interviews, courtroom proceedings, meetings & conferences. Cardioid pickup pattern and full frequency response of 30Hz~20kHz produce clear audio with excellent feedback rejection. Rugged die-cast alloy housing on rubber padding minimizes mechanical coupling of surface vibrations to the microphone. The condenser element requires external phantom power. 16' mini-XLR to XLR cable included.