Neumann M 147 Tube. Type: Stage/performance, Microphone frequency: 20 - 20000 Hz, Microphone direction type: Cardioid. Connectivity technology: Wired, Connector(s): XLR3F, DIN 8F. Microphone dimensions (D x H): 57 x 142 mm, Microphone weight: 460 g. Colour of product: Nickel. Signal-to-Noise Ratio (SNR): 82 dB, Dynamic range: 122 dB, AC input voltage: 230 V