MHS338GJ
To use international VHF, a license is required.
Product Overview
Rugged Floating Handheld Marine VHF Radio
Key Highlights
- Class D DSC (Digital Selective Calling) with integrated GPS
- Bluetooth text messaging via Uniden Marine II smartphone app
- Water-activated emergency strobe light & MOB detection
- IPX8 waterproof (floats, submersible to 4.9 ft/30 min)
- 6 W transmit power (1 W/2.5 W/6 W power select)
- NOAA weather channels with SAME alerts
- Automatic daylight/night backlight switching
- Fitted with drop-in charging cradle and Li-ion battery
Box Contents
- Floating handheld VHF radio with lithium-ion battery
- Drop-in charging cradle + AC/DC adapter
- Alkaline battery tray (for four AAA batteries)
- Antenna
- Belt clip & wrist strap
- NMEA-0183 cable (1 m)
- Instruction manual
Model Comparison Table
| Feature | Included |
| Class D DSC | ◯ |
| Integrated GPS | ◯ |
| Bluetooth Text Messaging | ◯ |
| 6 W Transmit Power | ◯ |
| NOAA Weather + SAME Alerts | ◯ |
| Emergency Strobe & MOB Detection | ◯ |
| Waterproof IPX8 (floats) | ◯ |
| Charging Cradle & Li-ion Battery | ◯ |
| Alkaline Backup Tray | ◯ |
Key Features
- Class D DSC & GPS: Emergency DSC calling, waypoint saving, man-overboard tracking
- Bluetooth Messaging: Send/receive text messages via smartphone app
- Emergency Safety: Water-triggered strobe light and MOB function
- Robust Power Options: 1 W/2.5 W/6 W power levels for adaptable range
- Weather Capability: NOAA channel weather alerts
- Adaptive Display: Backlight adjusts (white day / amber night)
- Floating & Waterproof: Continues operation even when submerged or dropped
Installation & Usage
- Battery Setup: Install or swap Li-ion battery or alkaline tray
- Charging: Place in cradle; charging indicator LED (red = charging, green = full)
- Antenna Mounting: Screw antenna in securely before use
- Menu Navigation: Adjustable backlight, contrast, timers, dual/triple watch
- Bluetooth Pairing: Use “Marine II” app to pair and text-enabled DSC functions
- Safety & DSC: Set up MMSI, operate distress functions via dedicated button
Specs Summary & Safety Notes
- IPX8 waterproof & floats (4.9 ft / 30 min)
- Emergency strobe and flashlight included
- 6 W maximum transmit power with adjustable settings
- NOAA weather + S.A.M.E. alerts
- Includes NMEA-0183 output
- Three-year limited warranty