Its My Time True externally biased, large-diaphragm condenser Low distortion Consistent sonic characteristics Frequency range: 20Hz-20kHz SPL capability: 135dB 2-year parts and labor warranty The Perception 100 is a large-diaphragm true condenser microphone offering solid build quality, good performance and excellent value It delivers a classic warm, transparent sound that conforms to the stringent standards defined for AKG recording products The Perception 100 is a large-diaphragm true condenser microphone offering solid build quality, good performance and excellent value It delivers a classic warm, transparent sound that conforms to the stringent standards defined for AKG recording products