Use Code RT22SALE Cick to Copy
Free shipping on orders over $50 ; $20 OFF on orders over $300. ×

Your cart is empty.

  • Secure Payments
  • 30-Day Money-Back Guarantee
  • Hassle-Free Warranty
  • Lifetime Customer Support

RM21 High power Floating Noise Reduction Marine VHF Radio

$91.99 Free shipping on orders over $50
SKU: US-A9241A

IP67 waterproof

NRC noise reduction

Floating in the water

In Stock Out Of Stock

The RM21 is a powerful handheld marine VHF radio that features IP67 submersion rating, 6 watts high output, long battery life and a compact ergonomic body amongst many other features. As such, it will be ideal for all leisure and commercial customers who want a solid, dependable handheld VHF that they can rely on!

Noise Reduction

The RM21 uses an intelligent chip wo process sound. audio output. Its internal speaker delivers a loud 1 audio output with clear sound even in noisy environments.

6W Output Power

The RM21’s 6 Watts of transmit power will provide extended communication range for the user.
Typical operation with 5:5:90 duty ratio.

Slim, Hourglass Body, Wide Viewing Angle LCD

The RM21 has a stylish, ergonomic design. A durable and rugged body provides for user friendly operation and long life. A wide viewing angle, high intensity LCD offers bright, easy to read characters.

0 reviews

Write a review

Preview :

Basic Parameters


Frequency Range

TX 156.025-163.275MHZ

RX 156.025-157.425MHZ

Channel Spacing


Modulation Type



146H* 62(W) * 41(D) mm

Weight (with Batteries)

≈ 273g

Operating Temperature



Output Power

H:6W/ M:3W/ L:1W

Frequency Stability


Spurious Emission  


Maximum Frequency Deviation


Modulated Audi Distortion




12dB, S/N ratio ≤ 0.25uV

Adjacent Channel Selectivity

≥60 dB

Intermodulation Rejection Ratio

≥65 dB

Audio Harmonic Distortion


Maximum Audio Output


Main functions

NRC noise reduction

External speaker with 3.5mm pin

IPX7 Waterproof Construction (1m Depth of Water for 30 Minutes)

 Weather Channel Alarm

Dual/Tri-watch Functions

Normal Scan and Priority Scan

Floating in the water, flash prompt

Channel Number Display Digits Selectable

Simple and convenient operation

Emergency switch 16/9 channel

High/low power switching

Bulk order Inquiry

Personalize your device


Select Your Country