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Earset Headworn Microphone
The Shure Microflex Microphone Series
MX 153 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 MX-153 provides outstanding clarity in an extremely comfortable over-the-ear design.
→ Subminiature, omnidirectional cartridge offers superior speech 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→ Matte black, tan, and cocoa color options available→ Includes protective storage pouch, 3 windscreens, and collar clip
 1 Pa=94 dB SPL THD of microphone preamplifier when applied input signal level is equivalent to cartridge output at specified SPL S/N ratio is the difference between 94 dB SPL and equivalent SPL of self noise, A-weighted
| 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 O load= 107 dB SPL; 1000 O load= 107 dB SPL|
| Signal-To-Noise Ratio|| 60 dB|
| Dynamic Range @ 1 kHz|| 2500 O load= 73 dB; 1000 O 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°C (0°F) to 57°C (135°F)|
| Polarity|| Positive pressure on diaphragm produces negative voltage on pin 3 with respect to pin 1|
| Power Requirements|| 15 V DC (500 mA max.) |
| Weight|| 19.76 g|
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Audio Video Supply Inc.
4575 Ruffner St
San Diego, CA 92111
Prices and specifications subject to change without notice.