Feature:  1.Premium Recording Quality,the digital voice recorder comes with ultra-sensitive omnidirectional microphones with dynamic noise reduction, giving you crystal clear recording output.  2.The voice recorder is small, portable and extremely light weight.  3.It is ideal for lectures, classes, meeting ,doctor's advice ,interviews.  4.8GB internal memory stores up to 1500 songs.  5.It can record continuously for 15 hours, so you don't worry miss any important content.  6.Voice activated recorder, the recorder will automatically start recording when sound is detected and stop recording as soon as the sound is disappear.  7.Noise reduction technology, built in AGC noise reduction technology to filter the surrounding noise and amplify the targeted sounds.  8.It will save recordings automatically when battery runs out or turn off accidentally.  9.Compatible for MAC and PC.       Parameters  Memory: 8GB Nan-Flash(Note:Please select FAT32 system when formatting the recorder)  Battery Recording time: over 15 hours  Recording Formats: WAV  Voice Activated: Yes  Date and Time Stamp: Yes  Battery: Li-ion battery 160maH  Operating System: Windows XP/Vista/Win 7/8/Lunix OS / OS  Recording Bitrate: 128K bps  USB Port: USB 2.0  Frequency Response: 20Hz-20KHz  Max Audio Output Power: 5mW  Working Temperature: 0 - 40℃  Dimension: 38*33*12mm / 1.49*1.3*0.47inch  Color: Sliver    Package Included:  1 x Digital Voice Recorder  1 x USB Earphone  1 x USB Cable  1 x User Manual