The WR400 Deluxe NOAA Weather Radio is a crucial alert system with S.A.M.E. digital technology, ensuring you receive localized weather alerts from the National Weather Service. It can program up to 25 counties, boasts 80 different emergency alerts, a powerful 85 dB siren, and a color-coded alert level indicator. The radio includes an AM/FM function with an alarm buzzer and offers an emergency power backup, requiring 4 AA batteries. The added USB output allows for charging devices directly, making it Midland's most sophisticated emergency weather radio.