Wired Mic Shure SM90A

The Wired Mic Shure SM90A is a high-precision condenser microphone designed for professional audio environments where clarity, accuracy, and sensitivity are essential. Engineered by Shure, a global leader in microphone technology, the SM90A delivers exceptional sound reproduction, making it ideal for conferencing, broadcasting, stage monitoring, acoustic recording, and high-fidelity vocal pickup. Its wide frequency response and refined condenser diaphragm ensure smooth, natural, and detailed audio across the entire spectrum.

The Shure SM90A is particularly well-known for its boundary microphone design, which captures sound with outstanding consistency and low coloration. This makes it an excellent choice for meetings, theaters, presentations, interviews, studios, and acoustic instrument recordings. It is engineered to provide clear voice pickup even at a distance, while its cardioid pattern helps reduce unwanted ambient noise and echo—ideal for professional conference rooms, stage floors, and broadcast studios.

Key Features

• High-quality wired condenser microphone designed for boundary and surface applications

• Wide frequency response for natural, accurate voice reproduction

• Boundary-type pickup for consistent coverage across meeting tables and stage floors

• Cardioid polar pattern for focused sound capture with reduced background noise

• Low-noise circuitry ensuring clean, interference-free audio

• Rugged and compact design suitable for professional installations

• Excellent for speech, conferencing, broadcasting, and acoustic recording

Applications

The Wired Mic Shure SM90A is ideal for:

• Conference rooms and corporate meetings

• Broadcasting, interviews, television studios

• Acoustic instrument pickup (pianos, percussion, room ambiance)

• Stage and theater floor mic applications

• Lectures, seminars, and training sessions

• Courtrooms, government halls, and educational spaces

• Studio recording and voice-overs

Data Sheet (Technical Specifications)

• Product Name: Wired Mic Shure SM90A

• Microphone Type: Condenser boundary microphone

• Polar Pattern: Cardioid

• Frequency Response: 50Hz – 20kHz

• Sensitivity: −58 dBV/Pa (varies slightly by version)

• Impedance: 150 ohms

• Signal-to-Noise Ratio: Excellent low-noise performance

• Max SPL: Approx. 120–130 dB (depending on configuration)

• Power Requirement: 48V phantom power

• Connector: Standard 3-pin XLR

• Construction: Compact, hard-shell body with non-slip base

• Cable: High-quality integrated or detachable (depending on version)

• Color: Typically black or dark grey

• Primary Use: Speech, conferencing, acoustic recording, broadcasting

Benefits

• Captures clean, natural voice tones without coloration

• Superb for groups, panels, and meetings—no need to hold a microphone

• Rejects ambient noise effectively in difficult acoustic environments

• Compact and discreet for conference tables or stage floors

• Powerful sensitivity ideal for studio or broadcast applications

• Long-lasting durability backed by Shure reliability

Why Choose This Model?

The Wired Mic Shure SM90A is a highly specialized microphone built for professional communication, conferencing, and acoustic pickup applications. With its boundary-style design, cardioid pattern, and Shure-grade audio engineering, it ensures unmatched clarity, stability, and precision. For studios, corporate setups, theaters, and broadcast environments requiring consistent and natural sound capture, the SM90A stands out as a top-tier choice.