Mini Voice Recorder Digital Sound Audio Recorder USB Flash Drive Disk U Disk Product Description 16G INTERNAL MEMORY:16G internal memory enables you store up to 192Hrs recording files or 3750 songs. Store your favorite songs in our U disk and easily transfer your audio files over onto your PC and playback freely. NEVER MISS A DETAILED SOUND:Adopt advanced recording chip and sensitive microphone with fast recording speed with 26.24ft recording distance,displays crisp and clear recorded voice. Audio formats support WAV. SMART BATTERY DETECTION:The recorder was built in smart battery detection which makes it save the recording automatically before power exhausted. Inbuilt 110mAh rechargeable battery provides up to 18Hrs continuous recording to meet your daily use. Note:Save the recording files before plug into the USB port. USER-FRIENDLY & WIDE APPLICATIONS:One key to start recording and saving,help you catch the speaker's point in lectures,meetings,speeches etc.. Note:Recording without LED light flash,3S Red flash light then it begins to record when sound detected. DURABLE MATERILAS & PORTABLE:Adopt aluminum alloy and PC plastic materials,durable and only weighs .028lbs. Easy to carry in your pocket,purse or suitcase,etc.. An optimal present for students,professors,teachers,business people,lawyers,writers,bloggers etc.. Note: Turn on the device and only when sound detects,can the voice be recorded. Light Indicator:Recording without LED flash. Slide the button to the ON Side,then red indicator light flashes for 3 seconds,then begin to record only when voice detected. Slide the button to OFF Side to stop/save the recording. Synchronize the time of recorder with that of the computer,the newly recorded files will display accurate time same with that displayed on the computer. When the machine shuts down due to low power,the time will be reset. Please connect it to the computer to reset the time. Note:Save the recording files before plug into the USB port. If the voltage is too low,the indicator light will flash fast. Package Contents: 1 x USB Disk Audio Recorder