Audio Technica Artist Series Live Sound Microphones

PRO 31

Audio Technica

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This affordable cardioid dynamic microphone is designed for close-up vocal performance. The PRO 31 offers a broad frequency response and low handling noise in a tough, durable design that delivers consistent performance on the road. The mic sets price/performance standards for intelligibility, transparent sound quality and noise suppression. Available in two models for easy use with consumer and pro electronics: PRO 31 (XLRF-XLRM cable) and PRO 31QTR (XLRF- ¼” cable).


  • Close-up vocal performance microphone sets price/performance standards for intelligibility, transparent sound quality and noise suppression

  • Cardioid polar pattern reduces pickup of sounds from the sides and rear, improving isolation of desired sound source

  • Hi-ENERGY® neodymium magnet for high output and articulate vocal reproduction

  • Two-stage ball-type headcase for superior "pop" protection

  • MagnaLock™ on/off switch

  • Corrosion-resistant contacts from gold-plated XLRM-type connector

  • Rugged design and construction for reliable performance


ELEMENT Dynamic
POLAR PATTERN Cardioid
FREQUENCY RESPONSE 60-13,000 Hz
OPEN CIRCUIT SENSITIVITY -55 dB (1.7 mV) re 1V at 1 Pa
IMPEDANCE 600 ohms
SWITCH MagnaLock™ on/off
WEIGHT 11.0 oz (312 g)
DIMENSIONS 7.28" (185.0 mm) long, 
2.09" (53.1 mm) head diameter
OUTPUT CONNECTOR Integral 3-pin XLRM-type
CABLE 15.0' (4.5 m) cable with XLRF-type connector at microphone end, XLRM-type connector at equipment end
ACCESSORIES FURNISHED AT8470 Quiet-Flex™ stand clamp for 5/8"-27 threaded stands; 5/8"-27 to 3/8"-16 threaded adapter; soft protective pouch
AUDIO-TECHNICA CASE STYLE T1