Up to 134 hours recording time / 512MB Internal Flash Memory / High-sensitivity Microphone / Voice guidance / DSS Player v7.0 Podcatcher Software This Podcatcher can transfer new content to the recorder simply by connecting it to a computer by registering favorite Podcast programs in DSS Player Stores highly compressed WMA (Windows Media Audio) format voice messages Playback and store WMA and MP3 music files Five voice folders can save up to 200 messages per folder. Music, Podcast, and Audible folder are also available New, brighter high-contrast monochrome LCD panel with backlight Built-in Variable Control Voice Actuator (VCVA) function Timer Recording and Alarm features enable automatic recording and playing at a set time Index mark and temp mark features allow you to quickly find desired locations Noise Cancel Function and Voice Filter Function cut noise and enable clear audio playback Up to 32 hours of continuous operation with two AAA batteries Recording Time - ST XQ mode 8 hours 40 minutes, ST HQ mode 17 hours 20 minutes, HQ mode 34 hours 45 minutes, SP mode 68 hours 30 minutes, LP mode 136 hours 15 minutes Input Level - -70 dBv Practical Maximum Output - 250 mW Microphone Jack - 3.5 mm mini-jack, impedance 680 ohms Earphone Jack - 3.5 mm mini-jack, impedance 8 ohms or more Power Supply Rated Voltage - 3V DC Optional AC Adapter External Power Supply System Requirements - Microsoft Windows 2000 Professional, XP Professional, Home Edition, CPU Intel Pentium II class 333 MHz processor or more, RAM 128 MB or more (256MB or more is recommended), Sound Board Creative Labs Sound Blaster 16 or 100% compatible sound card, Video Card and Display 800 x 600 pixels or more, 256 colors or more, Removable Drive 2x or faster, One Free USB Port, Audio Output Speaker or earphone output Dimensions - 4.37 x 1.48 x 0.63 inch (111 x 37.5 x 16 mm)