Wiseup&trade; 8GB Mini Portable Voice Recorder USB Flash Drive Sound Recorder U-Disk Easy to use On/Off switch; just plug-and-play, no drive needed. Mini portable size design brings you much more convenience. Great for documenting dictation, meetings, lectures, seminars, discussions, verbal business agreements etc. Dual function as an 8GB USB thumb drive and voice recorder. Battery operating life time is about 2 hours.