About this item Excellent Reception This AM FM portable radio operates within the frequency range of AM: 530-1710KHz; FM: 87-108MHz. With a high-quality DSP chip and headphone wire acting as an antenna, this portable radio ensures the best reception and a more stable signal. No need to pull out an antenna like traditional analog transistor radios. Perfect for jogging, riding, walking, camping, gardening, and more. Battery Operated Radio Powered by 2 AAA batteries, this battery-operated radio can last for over 30 hours. It's always convenient to have a pocket radio on hand for emergencies such as hurricanes, tornadoes, and power outages. Note: Low battery can affect radio signal, so replace batteries when you notice excessive hiss. FM Stereo In FM-ST mode, this small portable radio delivers rich stereo sound. The 3.5mm headphone jack is designed for an exclusive music experience. Just put on your headphones to enjoy some fantastic time alone and take a break from the hustle and bustle.