Parameters:Memory: 8GB (Note:Please select FAT32 system when formatting the recorder)Dimension: 200mm x 25mm x 14mmBattery Recording time: About 20 hoursRecording Formats: WAVVoice Activated: YesTime Display: YesDate and Time Stamp: YesStep Recorder: YesBattery: Li-ion battery 160maHOperating System: Windows XP/Vista/Win 7/8/Lunix OS / MAC OSRecording Bitrate: 128K bpsUSB Port: USB 2.0Frequency Response: 20Hz-20KHzMax Audio Output Power: 5mWWorking Temperature: 0 ~ 40oCColor: BlackPlayback function(built in speak for playback)&nbsp;&nbsp;&nbsp;Package Contents:1 x Digital voice audio recorder1 x User manual1 x USB Cable&nbsp;<img data-srcid="-" src="https://image.doba.com/dgd1-zWVLidnmKPDg/vr05-digital-mini-voice-recorder-with-voice-actived-and-mp3-player-build-in-8gb-memory.jpg" alt="dropship VR05 Digital Mini Voice Recorder With Voice Actived And MP3 Player Build In 8GB Memory" /><img data-srcid="-" src="https://image.doba.com/dgd1-mfVnylEACJqW/vr05-digital-mini-voice-recorder-with-voice-actived-and-mp3-player-build-in-8gb-memory.jpg" alt="dropship VR05 Digital Mini Voice Recorder With Voice Actived And MP3 Player Build In 8GB Memory" /><img data-srcid="-" src="https://image.doba.com/dgd1-msVRzdnZCPDA/vr05-digital-mini-voice-recorder-with-voice-actived-and-mp3-player-build-in-8gb-memory.jpg" alt="dropship VR05 Digital Mini Voice Recorder With Voice Actived And MP3 Player Build In 8GB Memory" /><img data-srcid="-" src="https://image.doba.com/dgd1-yzVvhSRpFYDB/vr05-digital-mini-voice-recorder-with-voice-actived-and-mp3-player-build-in-8gb-memory.jpg" alt="dropship VR05 Digital Mini Voice Recorder With Voice Actived And MP3 Player Build In 8GB Memory" />