Samsung YP-F1Z 1GB USB MP3 Player/FM Tuner/Recorder (White) Interchangeable face plate (alternate not included) / Sturdy compact design Built-in belt clip / 1 GB flash memory / Built in FM tuner Store up to 20 preset stations / Voice record function / Up to 10 hours of playback 3-line backlit LCD / Built-in Li-Polymer rechargeable battery / SRS WOW 3d sound USB 2.0 connection / 20 Hz - 20 kHz FM tuner frequency range / 58 dB S/N ratio