Emerson Radio CKW2000 Dual Alarm Clock Radio with NOAA/Same Weather Alert System (Black) (Discontinued by Manufacturer) AM/FM radio with NOAA weather alert system S.A.M.E. (Specific Area Message Encoding) technology Digital-tuning AM/FM radio; rotary volume control; pushbutton electronic up/down tuning controls Sure-Alarm Battery Backup System maintains alarm settings during power interruption (requires 9-volt battery) Graduated buzzer alarm starts softly and gradually gets louder