Crown (AKG) PCC-170GT Supercardioid Boundary Microphone with Audio Gate The PCC-170GT is a professional boundary layer microphones with supercardioid polar pattern to minimize background noise and feedback, plus an internal Audio Gate to help with clarity. The microphone is designed for use on boardroom tables or lecterns. The PCC-170GT microphone provides a bass-tilt switch, allowing the user to tailor the low-end response and reduce subsonic noise. The included RFI suppression ensures trouble-free operation even with active cell phones nearby. For easy installation, the PCC170 microphone offers an XLR connector and a detachable cable. This Microphone is Discontinued by the Manufacturer. FEATURES: Supercardioid polar pattern offers high gain before feedback. PCC (Phase Coherent Cardioid) technology for optimum speech intelligibility. Three-position bass-tilt switch for optimized suppression of subsonic noise. Detachable cable for easy installation and service.