The Panasonic SVSD80 is an SD audio player that allows you to enjoy your favorite music on the go. It supports playback of AAC, MP3, and WMA files, and can store up to 512MB of music on an SD memory card (not included). The SVSD80 also features a built-in FM radio, a voice recorder, and a clock with an alarm function. With its compact size and long battery life, it's the perfect companion for your daily commute, workouts, or travels.