[ AM/FM Radio ] : This mini radio supports AM and FM broadcasts. AM Frequency is 520/522-1710KHz and FM is 64/87-108MHz. 9/10KHz AM steps adjustable. [ Small Size with Earphone ] : The Earphone ( included and any 3.5mm earphone will be OK ) is required and used as FM antenna. When receiving the radio stations,please extend the earphone cable as far as possible to get a better effect. [ Easy to Use ]: The mini pocket radio will search automatically and store 58-station presets(each band 29 radio station).A few simple buttons are easy to operate for anyone. And the LCD screen can display the frequency, charging process and the time. [ Lock Switch Design ]: This AM FM Pocket Radio with lock key function which ensures you to listen to your favorite stations without any accidental operation in your pocket. [ GIFT ] : Modern design makes it to be your best gift for any occasion. Any problems with the product, feel free to contact us.