คำอธิบาย
| ELEMENT | Fixed-charge back plate, permanently polarized condenser | 
| POLAR PATTERN | MicroLine® | 
| FREQUENCY RESPONSE | 30-20,000 Hz | 
| LOW FREQUENCY ROLL-OFF | 80 Hz, 18 dB/octave | 
| OPEN CIRCUIT SENSITIVITY | -35 dB (17.7 mV) re 1V at 1 Pa | 
| IMPEDANCE | 250 ohms | 
| MAXIMUM INPUT SOUND LEVEL | 133 dB SPL, 1 kHz at 1% T.H.D. | 
| DYNAMIC RANGE (typical) | 109 dB, 1 kHz at Max SPL | 
| SIGNAL-TO-NOISE RATIO | 70 dB, 1 kHz at 1 Pa | 
| PHANTOM POWER REQUIREMENTS | 11-52V DC, 2 mA typical | 
| SWITCH | Flat, roll-off | 
| WEIGHT (MICROPHONE) | 9.5 g (0.3 oz) | 
| WEIGHT (POWER MODULE) | 81 g (2.9 oz) | 
| DIMENSIONS (MICROPHONE) | 146.5 mm (5.77″) long, 8.0 mm (0.31″) head diameter | 
| DIMENSIONS (POWER MODULE) | 92.9 mm (3.66″) long, 18.9 mm (0.74″) diameter | 
| OUTPUT CONNECTOR (POWER MODULE) | Integral 3-pin XLRM-type | 
| CABLE | 15.2 m (50′) long (permanently attached to microphone), 3.2 mm (0.13″) diameter, 2-conductor shielded cable, terminated with TA3F-type connector | 
| OPTIONAL INTERCHANGEABLE ELEMENTS | ESE-O omnidirectional (360°) ESE-C cardioid (120°) ESE-H hypercardioid (100°) | 
| ACCESSORIES FURNISHED | ES933ML: AT8138 MicroLine foam windscreen; AT8452 steel hanger ES933WML: AT8138(WH) MicroLine foam windscreen; AT8452(WH) steel hanger Both: AT8538 power module | 
| AUDIO-TECHNICA CASE STYLE | M14 | 
Features
- Designed for quality sound reinforcement, professional recording, television and other demanding sound pickup applications
- Small size and excellent response are ideal for suspension over choirs, instrumental groups and theater stages
- Low-profile element provides uniform MicroLine polar pattern with narrow 90º acceptance angle
- Available interchangeable elements permit angle of acceptance from 90º to 360º
- Superior off-axis rejection for maximum gain before feedback
- Requires 11V to 52V DC phantom power
- UniGuard® RFI-shielding technology offers outstanding rejection of radio frequency interference (RFI)
- Integral UniSteep® filter provides a steep low-frequency attenuation to improve sound pickup without affecting voice quality
- Available in two colors: black (ES933ML) and white (ES933WML)
- RoHS compliant—free from all substances specified in the EU directive on hazardous substances






