Model KS-509 Quantity 1 Color Black Menu Language N/A Display Size No inch Display Resolution No Touch Screen No Memory Card Type TF card Memory No GB Max Extended Capacity 8 GB Audio Formats MP3 Tuner Bands FM FM Frequency 87.5~108MHz Battery Type Built-in lithium battery Battery Capacity 150 mAh Work Time 3 hours Headphone Jack 0 mm Other Connections 1 x TF card slot Other Features Plays MP3 from TF card; Supports TF card USB driver; FM radio; USB earphones; Format music at your fingertips; High-energy battery supports long play; Digital stereo music foldable and easy storage compatible with MP3 WMA WAV formats; Environmental without high frequency radiation Packing List 1 x Earphones 1 x USB charging cable (40cm)