Professional Mini 8GB 16GB 32GB 64GB Voice Dial Audio Mp3 WMA Player 3 in 1 8G Memory Storage 192Kbps WAV

1. Power switch/ switch.2. The volume up/down on for the next song.3.''_'' Volume down/mp3 music conversion key4. Headphone 5. Work indicator light6. Size: 47 * 19 * 7mm7. The file is in wma/mp3 format8: Large capacity9. Built-in rechargeable lithium battery10. USB storage write protection11. One click &high-quality 12. Record through high-end built-in microphone13. te; IPhone conversation14. Working as a drive free USB f drive15. MP3 function1. Battery capacity: Continuous for approximately 3-5 hours2. Continuously playing for about 3-5 hours3. format: WAV4. Music format: MP3/WMA/WAV5. Continuous of 4GB for approximately 48 hours6. Sampling frequency: 48KHZ7. Number of dis: 192KBP. Remarks: Due to the effect of this product, the sound quality is relatively clear, the s have reached the top level, and the file is relatively large. Please exct and save the file in a timely manner10. Warning prompt: This device comes with an intelligent reset system. Please save the file before connecting to the computer.Pack list: pen * 1, earphone * 1, charging cable * 1, instruction manual * 1