Details:8GB Mini USB Digital Voice Recorder 650Hr Dictaphone MP3 Player GreyPortable and practical， can be taken anywhere to record audio from meetings， conversations， phone calls， and other situations where an unobtrusive way of recording audio is neededBuilt-in LCD display， can see the working status， easy controlFlash memory up to 8GB， can record high quality voice several hours(base on recording mode and battery amountBuilt-in Li-ion battery， Can be charge directly through PC USB or adapter with DC5V outputCan record the regular telephone's calling through telephone adapter.(This mode cannot work on mobilephones)Support multiple audio(EQ) Audio playback in multiple formatsAuto power off，Power funtionPreviewing，searching playA-B repeat function previewing，searching playVOR voice control recordingHigh-speed data connection with 2.0 USB， no need of drivingUSB support system:Windows 2000 and above，Battery(full charge):Recording: up to 30 hoursTimber:192KBPSStereo earphone: 3.5mm stereo socketPackage:1 x Voice Recorder1 x Earphone(106cm)1 x Micphone(100cm)1 x Telephone Adapter1 x USB Cable(77cm)1 x 3.5mm Audio Cable1 x RJ11 Cable1 x User Manual