The P170 is a small-diaphragm condenser microphone for recording of overheads, percussion, acoustic guitars and other strings. Its lightweight 1/2-inch true condenser transducer diaphragm delivers outstanding clarity and transient response. The P170 utilizes the experience of sound engineers from around the world and is considered an affordable alternative to the legendary AKG C451 B. General Specifications: • Audio frequency bandwidth 20 - 20000 Hz • Equivalent noise level 19 dB-A • Sensitivity 15 mV/Pa • Signal to Noise 75 dB-A • Preattenuation Pad -20 dB • Electrical impedance <= 200 Ohms • Recommended load impedance >= 1000 Ohms • Polar Pattern Cardioid