Mini and Portable Built with a compact design (3.3*1.8*0.5 in) that is around the size of a credit card, and can slip easily into any pocket for easy storage and transport. Sport Companion The super lightweight design (2 ounce) can Perfect for sports.Take it for jogging, walking around neighborhood, taking your dog for walk or workout at gym. How do you set a preset station? Tune to Preset Station 1. Switch to either AM, FM1 or FM2. 2. Press M-/M＋ to select a stored station. Store Station as Preset 1. Tune to the preferred station. Press MEMO (Memo icon and memory location # at the top right flashes for a few seconds). 2. While the Memo icon flashes, immediately press MEMO again to save the current station to the default memory location #. Otherwise, press M- or M+ to change the memory location [HIGH QUALITY RECEPTION AM/FM RADIO] - 64-108MHz FM; 520/522-1710KHz AM; 9/10KHz AM steps adjustable. The stereo radio can remember up to 58 of your favorite stations. Long press "Tuner +/-" and then it will automatically search effective station and stop. Simple operation allows you to enjoy music, morning talk shows, sports games. [MP3 DESIGN FOR EXERCISE] - Small Size AM/FM radio with earbuds, this portable radio work with any 3.5mm earphone. This pocket radio does not have the speaker; you must wear the headset to listen. Suitable for jogging, walking and other exercises. [LOCK SCREEN SAVES POWER] - Lock switch design prevent accidental operation suggests the ideal behind this radio is primarily for put it in pocket. [COMPACT & LIGHTWEIGHT] - This little simple radio is around the size of a credit card, and can slip easily into any pocket, handbag or glove compartment. Use it for jogging, walking around neighborhood, taking the dog for walk, workout at the gym, or running. It’s also an ideal gift idea for birthdays of elderly or kids, Christmas, or ‘just because’. [CONTACT US] - If have any questions, please feel free to contact us, we will reply you within 24 hours.