Otto Engineering Revo NC2 Noise Canceling Speaker Microphone with 3.5mm Earphone Jack

The Otto Engineering Revo NC2 is a rugged speaker microphone, featuring proprietary noise-canceling (NC) technology for optimum voice clarity in high-noise environments. Designed for public safety and industrial applications, it delivers exceptional durability and performance in demanding conditions. This model features a sealed 3.5mm earphone jack, a coiled cable, and an emergency button.

• Sealed 3.5mm earphone jack for discreet listening with compatible earphone kits
• Emergency button for critical situations
• IP68 immersion-rated, waterproof design, ensuring full protection against dust and water ingress—tested to withstand submersion in 1 meter of water for 31 minutes
• Coiled cable for flexibility and strain relief
• Ergonomic, slim profile for comfortable use, even during extended use
• Large, textured push-to-talk (PTT) button, easily accessible by touch—even with gloves
• High- / low-volume switch is unobtrusive and intuitive
• 360° rotating spring clip for secure attachment and optimal microphone positioning
• Integrated debris screen, safeguarding internal components for long-term reliability

• BK Technologies
• E.F. Johnson
• Harris
• Hytera
• Sepura
• Vertex/Yaesu
• Relm
• ICom
• Kenwood
• Motorola