Supershop Multifunctional Rechargeable 8GB 650HR Digital Audio Voice Recorder Dictaphone MP3 Player Black Supporting one-button recording function, pressing the record button at any interface recording 32Kbps, 64Kbps,128Kbps,192Kbps and 384Kbps five kinds of recording quality options in the system setup for your select(defaults to 64Kbps ) Long recording time up to 40 hours(under 32Kbps bit rate mode). Free driver U disk function, WIN98 above free driver USB2.0 universal interface, high-speed data transmission Support telephone recording, LINE recording and voice recording