- Noise Reduction Function (NRC)
- 10 NOAA Weather Channel Alerts
- Large backlit LCD screen displays easy-to-read text messages.
- IP67 Waterproof and Floating
- Dual/Triple Watch Function
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Retevis RM21 Noise-Cancelling Floating Marine VHF Radio
5W power Long-range Handheld Floating VHF Marine Radio with NOAA Weather and Noise-cancelling
Retevis RM21 is a powerful and reliable floating marine radio designed to keep you connected on the water. Featuring advanced noise-canceling technology, this radio gives you clear communication even in the noisiest environments. With a water-resistant design, you can be sure that your communication will always be secure and reliable. It also has a floating design, so if it happens to go overboard, it will float to the surface, making it easier to retrieve. It is the perfect tool for anyone who wants to stay safe and connected while out on the water. The perfect handheld marine radio.
NRC Noise Reduction
Retevis RM21 comes with an AI-Intelligent Noise-cancelling function. Offers you a crystal clear voice. Easy talk and Clear talk even at sea. This handheld marine radio can recognize human voices and noise through this AI digital signal processing technology, easy to reduce the noise to about 20dB.
IP67 Waterproof Function
With the IP67 waterproof function, the radio can be kept in 1 meter of water for 30 minutes without affecting the use. No worries about water, your best waterproof marine radio.
Vibration Draining Function
When Your RM21 Marine radio enters water, you can turn on this function to vibrate and drain water.
How to turn on Vibration Draining function?
Press and hold the button and CH+ button for 2 seconds at the same time to activate the vibration drainage function, which lasts for 10 seconds. The water on the surface of the speaker is effectively drained through the vibration drainage function, prolonging its service life.
Float & Flash Alarm
Retevis RM22 designed to float so you never lose your VHF radio if dropped overboard.
With the float and flash alarm functions, it is convenient for you to find the radio after accidentally falling into the water.
NOAA Weather Alert
Instant access to 10 NOAA weather channels. The weather at sea is changeable.
NOAA weather alerts, you can easily learn about the latest weather information and emergencies, and take effective measures to deal with and reduce losses.
Long Standby Time
5w High power
Select between low, medium, and high power for short and long-range communication
Compact & Portable Size
The size of the radio is 62*146*41 mm, and the weight is 273g. You can easily put it in your pocket and take it with you.
Radio Details
Various Application
Keys and Knobs
Package Includes
Spec
|
Basic Parameters |
Specification |
|
Frequency Range |
TX 156.050-157.425MHZ |
|
RX 156.050-163.275MHZ |
|
|
Channel Spacing |
50kHz |
|
Modulation Type |
FM(16K0G3E) |
|
Dimension |
146（H）* 62(W) * 41(D) mm |
|
Weight (with Batteries) |
≈ 273g |
|
Operating Temperature |
-20℃~+60℃ |
|
Transmitter |
|
|
Output Power |
H:5W/ M:3W/ L:1W |
|
Frequency Stability |
±10ppm |
|
Spurious Emission |
≤-36dBm |
|
Maximum Frequency Deviation |
±5kHz |
|
Modulated Audi Distortion |
≤10% |
|
Receivers |
|
|
Sensitivity |
12dB, S/N ratio ≤ 0.25uV |
|
Adjacent Channel Selectivity |
≥60 dB |
|
Intermodulation Rejection Ratio |
≥65 dB |
|
Audio Harmonic Distortion |
≤10% |
|
Maximum Audio Output |
≥1W |
Feature
Main Features
Noise Reduction Function (NRC)
3.5 mm External Speaker Jack
IP67 Waterproof Construction
NOAA Weather Channel Alerts
Dual/Triple Watch Function
Normal Scan and Priority Scan
Floating in the Water with Flash Alarm
Emergency Channel 16 and Channel 9
High/Middle/Low Power Switch
