The iFP-790 combines advanced iRiver sound quality with a stylish, wearable design. It features 256MB of internal memory for up to 8 hours of music, extended battery life up to 40 hours on one AA, a built-in FM tuner and voice recorder. It also records music from any audio source. Plus, this ultra-light, skip-free player can be used to store music or transfer files of any type.