MP3 Player with Clip Bluetooth 5.3 Support Up To 128GB Portable Music Player for Sports Running With 32G Small Memory Card Item Type: MP3 Player Material: ABS Color: Black Size: Approx. 60x35x18mm or 2.36x1.38x0.71in Display: 1.4 Inch Screen Battery: 230mAh Lithium Polymer Battery (Built in) Bluetooth: Support Expansion Screw: 1 or 4 Inch Thread Features: FM Radio, Recorder Function, Electronic Book, Picture Browsing, Alarm Clock Function, Date and Time Function (Including Setting Time and Date) Electronic Book Format: Support TXT Document Video Format: AVI 240x320 (Conversion Tool Required) Recording Format: WAV Supported Operating Systems: for Win XP, for Vista, for Win 8, for OS X 10.12 and above Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.