The Audio-Technica ES915C21 is a professional-grade, 21-inch cardioid condenser gooseneck microphone, designed for high-quality sound reinforcement in speech applications. Ideal for lecterns, podiums, and conference settings, the ES915C21 combines a sleek, low-profile design with exceptional intelligibility and directional pickup.
Its cardioid polar pattern provides focused audio capture while minimizing ambient noise and feedback. The flexible gooseneck offers precise positioning, and the microphone’s discreet design complements modern AV environments. Equipped with Audio-Technica’s proprietary UniSteep® filter, it reduces low-frequency rumble for clear, natural speech reproduction.
Whether used in corporate boardrooms, houses of worship, or educational institutions, the ES915C21 ensures reliable, high-performance vocal capture in professional settings.
We stock both short and long neck options.
| Feature | Details |
|---|---|
| Element | Condenser |
| Polar Pattern | Cardioid |
| Frequency Response | 30 Hz – 20,000 Hz |
| Open Circuit Sensitivity | –35 dB (17.7 mV) re 1V at 1 Pa |
| Impedance | 250 ohms |
| Maximum Input Sound Level | 137 dB SPL, 1 kHz at 1% T.H.D. |
| Dynamic Range (Typical) | 111 dB, 1 kHz at Max SPL |
| Signal-to-Noise Ratio | 69 dB, 1 kHz at 1 Pa |
| Phantom Power Requirements | 11–52V DC, 3.0 mA typical |
| Gooseneck Length | 21 inches (533 mm) |
| Finish | Low-reflectance black (ES915C21) or white (ES915WC21) |
| Output Connector | XLRM-type, integral 3-pin male |
| Filter | UniSteep® low-cut filter (80 Hz, 18 dB/octave) |
