OTTO Bluetooth Revo NC2 Speaker Microphone

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The Bluetooth® Revo NC2 brings wireless convenience and HD Voice audio to a speaker mic. It offers hands-free listening, a noise-canceling mic and clear, convenient, push-to-talk audio transmissions for a growing number of Bluetooth®-enabled two-way radios, mobile phones and tablets.


  • Built-in HD-Voice audio ensures transmission clarity.
  • Top-mounted microphone offers unparalleled passive noise-canceling performance.
  • Integrated rechargeable battery provides up to 12 hours of service. Charges easily via the included USB cable.
  • Built-in debris screen keeps dust and dirt from impacting transmission clarity.
  • Meets MIL-STD-810G for high performance in harsh environmental conditions including 40 mph blowing rain.
  • Compatible with selected Bluetooth®-enabled two-way radios, smartphones and tablets.
  • Available with 3.5mm or 2.5mm sealed audio jack for an earphone kit.


  • Compatible with a growing number of two-way radios, smartphones and tablets
  • Battery discharge time is approximately 12 hours with an 8-1-1 duty cycle
  • Noise-canceling Speaker Mic Sensitivity @94 dB SPL: -29 dB Typical.
  • Bluetooth® operating range: 10 meters
  • Bluetooth 5.0 wireless communication standard
  • PTT switch life: 200,000 cycles
  • Operating temperature: -20° C to +60° C
  • Storage temperature: -40° C to +70° C
  • 1-year warranty on battery; 2 years on speaker microphone

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