• Main Function: Digital Voice Recorder (4GB Memory + USB Drive)
• Memory : 4GB /8GB
• Operating Time: 5 hours on one charge
• Recording times (4GB) : 240 Hours
• Playback Formats: WAV
• USB Device: 2.0
• Operating Systems: Windows 98/Me/Vista/XP/ Windows 7 (no drivers required)
• Dimensions: L:64 x W:20 x D: 7 (mm)