The Shure Microflex® MX153 is a professional subminiature earset microphone ideal for applications in which improved gain before feedback over lavalier microphones is desired. Delivering exceptional speech clarity, the discreet, low-profile MX153 is ideal for corporate presentations, houses of worship, A / V conferencing, and live sound reinforcement.

Available in three color options, the MX153 provides outstanding clarity in an extremely comfortable over-the-ear design and is fully compatible with all Shure wireless systems.

• Protective storage pouch
• Three windscreens
• Collar clip

• 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

• Transducer Type: Electret condenser
• Polar Pattern: Omnidirectional
• Frequency Response; 20 Hz to 20 kHz
• Output Impedance: N / A
• Sensitivity (open circuit voltage, @ 1 kHz, typical):-41 dBV/Pa (9 mV)
• Maximum SPL (1 kHz at 1% THD)
  • 2500 Ojm load: 107 dB SPL
  • 1000 Ohm load:107 dB SPL
• Signal-To-Noise Ratio: 60 dB
• Dynamic Range @ 1 kHz
  • 2500 Ohm load: 73 dB
  • 1000 Ohm load: 73 dB
• Self-Noise (equivalent SPL, A-weighted, typical): 34 dB
• Operating Temperature Range: 0°-135° F (-18°-57°C)
• Polarity: Positive pressure on diaphragm produces negative voltage on pin 3 with respect to pin 1
• Power Requirements: +5 V DC (130 µA minimum)
• Weight: .70 oz.