The Shure Microflex MX153 provides outstanding clarity in an extremely comfortable over-the-ear design. This professional subminiature earset microphone is ideal for applications in which improved gain before feedback over lavalier microphones is desired. Delivering exceptional speech clarity, the MX153 is ideal for corporate presentations, houses of worship, A / V conferencing, and live sound reinforcement.

Key Features

• Subminiature omnidirectional cartridge offers superior clarity and enhanced plosive protection with no proximity effect
• Terminated with TQG / TA4F connector for direct connectivity to Shure wireless bodypack transmitters
• Ultra-lightweight, comfortable, flexible design is stable and easy to place over either ear
• CommShield Technology guards against interference from cellular RF devices and digital bodypack transmitters
• Kevlar reinforced soft flex cable
• Includes protective storage pouch, 3 windscreens, and collar clip

Technical Specifications

Color
Tan
Transducer Type
Electret Condenser
Polar Pattern
Omnidirectional
Frequency Response
20 to 20,000 Hz
Output Impedance
N/A
Sensitivity (Open Circuit Voltage, @ 1 kHz, Typical)
-41 dBV/Pa (9 mV/Pa)
Maximum SPL 1 kHz at 1% THD
2500 Ω load: 107 dB SPL
1000 Ω load: 107 dB SPL
Signal-To-Noise Ratio
60 dB
Dynamic Range @ 1 kHz
2500 Ω load: 73 dB
1000 Ω load: 73 dB
Self Noise Equivalent SPL, A-weighted, Typical
34 dB
Common Mode Rejection 20 to 20,000 Hz
N/A
Operating Temperature Range
-18 deg C (0 deg F) to 57 deg C (135 deg F)
Polarity
Positive pressure on diaphragm produces negative voltage on pin 3 with respect to pin 1.
Power Requirements
+1–5 V DC (500 μA max.)
Weight
19.76 g