This is the Icom IC-M421 Marine VHF/DSC Radio, wh

This is the Icom IC-M421 Marine VHF/DSC Radio, which has been discontinued. This device is designed for use on ships and has the following key features: Built-in Class D DSC (Digital Selective Communication) receiver that continuously monitors channel 70, even if you are listening to another channel. Waterproof to JIS Class 7 specification, meeting the IPX7 international standard. Large dot matrix display capable of displaying up to 21 characters on 6 lines. In the event of an emergency, a distress call can be automatically sent at the push of a button.