The PRO70 is a miniature condenser microphone, ideal for both vocal and acoustic guitar applications. The cardioid polar pattern reduces pickup of sounds from the sides and rear, improving isolation of desired sound source. Operates on battery or phantom power. • Natural and articulate vocal reproduction when used as a clip-on lavalier—clothing clip included • Excels in pickup of acoustic guitar with included instrument adapter • Switchable low-frequency roll-off • Corrosion-resistant contacts from gold-plated XLRM-type connector • 6' (1.8 m) cable permanently attached between microphone and power module Specifications • Element: Condenser • Polar Pattern: Cardioid • Frequency Response: 100 - 14,000 Hz • Open Circuit Sensitivity: -45 dB (5.6 mV) re 1V at 1 Pa • Impedance: 200 ohms • Maximum Input Sound Level: 123 dB SPL, 1 kHz at 1% T.H.D. • Signal to Noise Ratio: 67 dB, 1 kHz at 1 Pa • Dynamic Range (Typical): 96 dB, 1 kHz at Max. SPL • Phantom Power Requirements: 11 - 52V, 2 mA typical • Battery Type: 1.5V AA/UM3 • Battery Current/Life: 0.4 mA/1200 hours typical • Switch: Off/on-flat/on-roll-off • Low Frequency Roll-off: 80 Hz, 8 dB per octave • Weight: 0.3 oz (8 g) • Power Module: In-Line • Output Connector: XLRM-type (power module) Included Accessories: AT8411 clothing clip; AT8444 instrument adapter; windscreen; power module (attached); battery; protective pouch.