Features:<br> 1. Power switch/record switch.<br> <br> 2.'+' volume plus/key for next song.<br> <br> 3.'_'volume minus/mp3 music conversion key<br> <br> 4. 3.5mmjack<br> <br> 5. Work indicating lamp<br> <br> 6. Lasting for about 48h for 4GB while continuously recording<br> <br> 7. Recorded file in WMA/mp3 format<br> <br> 8. High capacity<br> <br> 9. Built-in rechargeable lithium battery<br> 10. USB storage write protection<br> <br> 11. one-touch recording & high-quality recording<br> <br> 12. Recording via high-grade built-in microphone<br> <br> 13. Recording the phone conversation<br> <br> 14. Working as drive free USB flash disk<br> <br> 15. MP3 function<br> Specifications:<br> Battery capacity: lasting for about 3-5h while continuously recording<br> Lasting for about 3-5h while continuously playing<br> Recording format: WAV<br> Music format: MP3/WMA/WAV<br> Sampling frequency: 48KHZ<br> Bits: 192KBPS<br> Size: 47*19*7mm<br> Remarks:<br> Due to the recording effect of this product, relatively clear quality, and high parameters having reached the top parameters, the recording file is relatively big, thus, please extract and save the recording file timely<br> <br> Waring tips: this machine comes with an intelligent reset system, please save the file being recorded before connecting the computer.<br> <br> Package includes:<br> 1x 8/16/32GB voice recorder<br> 1x user manual