Motorola PMMN4073 IMPRES Small UL-Approved (RSM)
Remote Speaker Mic • UL-Approved for Hazardous Locations • IMPRES Audio • Genuine Motorola
The Motorola PMMN4073 IMPRES Small UL-Approved Remote Speaker Microphone is built for professionals working in hazardous and high-noise environments where clear communication is mission-critical. UL-approved for use in explosive atmospheres, it pairs IMPRES audio intelligence with a rugged, windporting design so your team stays connected on the fireground, refinery floor, and chemical plant. Browse more business two-way radios and accessories to complete your fleet.
Compatible Radios
The PMMN4073 is compatible with select Motorola R-series and XPR-series radios, including the Motorola R5, R5 with Display, R7, R7 with Display, and XPR 3500e. It also supports select Motorola APX-series radios. Not sure if it fits your model? Call 1-800-984-1534 or contact our radio experts and we'll confirm compatibility.
Key Features
UL-Approved Safety
Certified for use in hazardous locations — ideal for oil & gas, firefighting, and chemical plant operations.
IMPRES Audio
IMPRES technology delivers superior, intelligible audio performance even in high-noise environments.
Windporting Mic
A windporting microphone cuts background noise from wind and weather in a compact, durable housing.
Genuine Motorola
An OEM accessory built to Motorola's proven standards to fit and perform with your radios.
Frequently Asked Questions About the Motorola PMMN4073 IMPRES Small UL-Approved (RSM)
• Which radios is the PMMN4073 compatible with?
The PMMN4073 is compatible with select Motorola R5, R7, APX, and XPR series radios, including the Motorola R5, R7, and XPR 3500e. Contact us if you're unsure about your model.
• Is the PMMN4073 safe for hazardous environments?
Yes. The PMMN4073 is UL-approved for use in hazardous locations, making it suitable for oil & gas, firefighting, and chemical plant operations where explosive atmospheres are a concern.
• Need help choosing the right accessory?
Call our radio experts at 1-800-984-1534 or contact us and we'll match the right gear to your fleet.




