Motorola PMMN4163A NS750Ex ATEX RSM – R7Ex Radios

Motorola PMMN4163A NS750Ex ATEX IMPRES Remote Speaker Microphone

Built for the toughest and most hazardous environments, the Motorola PMMN4163A NS750Ex ATEX IMPRES Remote Speaker Microphone delivers uncompromising performance and safety. Specifically designed for use with Motorola R7Ex and ATEX-certified two-way radios, this rugged accessory ensures crystal-clear audio communication even in extreme conditions.

With large, glove-friendly front and side PTT (Push-To-Talk) buttons, users can easily operate the device without removing protective gear. The IP66/IP67-rated housing offers exceptional protection against dust and water ingress, making it ideal for use in oil and gas, mining, chemical, and industrial safety operations.

Equipped with IMPRES technology, the PMMN4163A automatically optimizes audio levels for consistent clarity, while the 3.5mm audio jack and Nexus connector allow for seamless connection to compatible earpieces and headsets. Engineered to meet stringent ATEX safety standards, this remote speaker microphone is both reliable and intrinsically safe, offering unmatched performance where communication matters most.

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Key Features

• ATEX-Certified (Intrinsically Safe): Approved for use in hazardous environments where explosive gases or dust may be present.

• IMPRES Audio Technology: Delivers clear, consistent, and automatic audio optimization.

• Rugged IP66/IP67 Design: Dust-tight and water-resistant for reliable operation in harsh conditions.

• Dual PTT Buttons: Large, ergonomically designed front and side PTTs for easy use with gloves.

• 3.5mm Audio Jack: Supports optional receive-only earpieces for discreet listening.

• Nexus Connector: Enables compatibility with headsets and hearing protection accessories.

• High-Quality Audio: Ensures loud, clear communication even in high-noise environments.

• Durable Construction: Designed to withstand heavy-duty use in demanding professional applications.

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Technical Specifications