PLUG AND PLAY - No confusing software needed??It's really only useful if you can upload files to a PC or other device & then fast-forward to the point of focus for a recording??Support U disk function.</br>USE AS A HIDDEN SPY VOICE RECORDER USB + 8GB Flash Drive. 2 Handy Gadgets in one. Use as a Digital Voice Recorder and USB for Photos?? Documents and lots more.</br>"LE AND EASY TO USE AND CHARGE Single ON/OFF switch for hassle-free operation as a spy USB recorder. Doesn't need to be plugged into a computer to record. Low power consumption. Long lasting battery. if you need to up to 15 hours-Charging Time: 2 Hours</br>BEST AND SIMPLEST RECORDING DEVICE: to capture conversations?? interviews?? meeting decisions?? lectures?? talks?? conferences concerts?? sermons?? ceremonies?? training sessions?? telephone conversations?? radio programs. Use as a digital Dictaphone for your own ideas and everything you need to remember. Good back up for incident or police report. Record doctors' instructions.</br>100% money back guarantee: if you are not happy with your purchase just return it for a full refund ?? No questions asked</br></br>Product Description</br></br><b>Recording Output Format: WAV<br> USB Interface??USB2.0<br> Sampling Frequency??48KHz<br> Bit Rate??512kbps<br> Recording Time??15 hours after fully charging<br> Product Size:(LxWxH): 2.84"" <br> Weight??15g<br> Support OS Support win 98 above windows OS without USB driver<br> Operating Temperature??0????40??<br> Operation Instruction ??<br> 1.Turn the switch to "sition?? the red indicator will flash several times?? then off?? the recorder will start recording voice. During recording?? the red indicator is off.<br> 2.When you finish recoding?? slide the switch to "position?? it will need 5 seconds to power off?? because firmware need some seconds working time to stop. <br> 3.Automatic voice saving: when recording ?? if the power is exhausted?? the recorder will stop record