**********PR15 NOAA weather radio with 3.5 x 2.2 x 0.7 inches; 0.15 lb weight; mini size and light weight; easy to carry and put in your shirt and pocket; convenience for hiking; taking a bus; walking; camping or travelling*****3 band weather radio support FM AM WB; 87-108 MHz FM; 520-1710 KHz AM; 162.40 - 162.55MH z WB; PR15 battery operated radio; there is a turning key on right side of the radio; you can turn the turning key to find the station you want*****Good sound quality for PR15 transistor pocket radio; the speaker is so loud; there is a 3.5 mm headphone jack; you can also enjoy the pocket radio quietly with earphone; or you can listen without headphone (not included) *****Unique design for the volume and the on/off key; when the top volume knob is turned to the left on/off place; meaning you turn off the portable am fm radio; if you want to turn on the radio; you should turn up the volume*****NOAA weather radios only runs on 2 X AAA batteries in case of power outages or emergencies