Audio-Technica PRO 70 Microphone - Cardioid Condenser Lavalier/Instrument Microphone - Microphone for Voice & Instruments

Audio-Technica PRO 70 Microphone arrives as a professional cardioid condenser lavalier/instrument microphone ideal for clear voice and instrument capture; its compact form and reliable specs make it a versatile choice for live and recorded applications.

The PRO 70 features a cardioid condenser capsule designed to prioritize the desired sound source while rejecting off-axis noise, giving intelligible vocals and focused instrument tone. With a sensitivity of 45 dB and a frequency response spanning 100–14,000 Hz, it captures a natural midrange and extended highs suitable for speech and many instruments.

This wired microphone offers robust wired connectivity and a 1.8 m cable that provides comfortable reach on stage, in the studio, or in the field. The input impedance is 200 Ω, and the device is optimized to work with common audio preamps and wireless transmitter packs that accept lavalier-style capsules.

Powering the PRO 70 is simple: it runs on a single AA battery with an impressive maximum battery life of up to 1,200 hours when used within specified operating conditions. The microphone operates at 11 V and draws just 2 mA of current, ensuring efficient power use for extended sessions.

Weighing only 8 g, the microphone is unobtrusive when clipped to clothing or mounted on instruments, minimizing handling noise and performer distraction. Its modest power consumption and light weight make it well suited for theater, broadcast, presentations, and mobile recording setups.

Typical use cases include speech reinforcement for presenters, vocal pickup for musical performances, acoustic instrument miking, and location recording for video production. The cardioid pattern helps control spill in multi-source environments and improves isolation of the target sound.

For professionals seeking a discreet, battery-powered cardioid lavalier with clear sound and long battery life, the Audio-Technica PRO 70 combines reliable electrical performance—200 Ω input impedance, 45 dB sensitivity—and practical ergonomics into a compact package.

Key advantages are highlighted below for quick reference.

• Cardioid condenser design for focused pickup and noise rejection.
• 45 dB sensitivity and 100–14,000 Hz frequency response for clear voice and instrument capture.
• AA battery operation with up to 1,200 hours of life and only 2 mA power draw.