FURUNO DRS4W WiFi Radar
The world’s first wireless Radar
You can access directly from your iOS devices.
The FURUNO DRS4W is the first radar antenna in the world that allows you to wirelessly access radar images on your iOS devices, combining ease of use with great flexibility. After installing and setting up the application available from the Apple store for free, you can watch radar images directly on your iPad or iPhone.
You are free to move around on your boat whilst still having complete information of your surroundings.
Move around and explore.
With the new 1st Watch Wireless Radar, you can do things previously impossible. You can bring the Radar display where ever you go, even put it on the iPhone in your pocket.
Get it at the 1st glance.
Plug in the Radar, set up the app from App Store and you’re good to go. With familiar gestures it’s a breeze to use, you can even use two iOS devices simultaneously.
Less cables, more flexibility.
Installation is simple with its compact and lightweight Radar antenna. Mount it, plug in the power cord and you’re done.

Marine Radar – iOS App
To use the 1st Watch Wireless Radar (DRS4W), you will need to download the Marine Radar app from Apple App Store. The app is available for free, just click the App Store button below.
Product Name | RADAR SENSOR |
Model Name | DRS4W |
ANTENNA
Peak Output Power | 4 kW |
Type | ø488 mm Radome (19 inch) |
RF TRANSCEIVER
Frequency | 9410 ± 30 MHz |
Range Scales | 0.125 to 24 nm |
Antenna Rotation Speed | 24 rpm |
Wind Load | Relative wind 70 k |
WIRELESS LAN
The number of connectable devices
iOS devices | 2 units |
Communication Frequency | 2.4 GHz band |
DISPLAY
Display | iPad™/iPad mini™/iPhone™ |
Compliant OS | iOS6/iOS7 |
User Direction | Vertical/Horizontal (iPad, iPad mini only) |
Language | English |
Method of obtaining | “Marine Radar" at Apple Store (Free of charge) |
Mode | Auto Gain, Auto STC, Rain, Auto Noise rejector, Sector blank, Off center, Cursor(measure target)* *iPad, iPad mini |
POWER SUPPLY
12/24 V, 2.1-1.0 A (max)
ENVIRONMENT
Temperature | -25°C to +55°C |
Waterproofing | IP26 |