Digital Voice Recorders Comparisons

Model and price	Size and weight	Features and warranty
Comparison Chart - Digital Voice Recorders
Olympus WS-311M Where to Buy (*est. $80)	1.5 x 3.7 x 0.4 inches (excluding protrusions)	512 MB of flash memory, six recording modes, can handle up to 277 hours at lowest-recording quality. Voice activation, compatible with PCs (direct plug-in) or Mac equipped with Windows Media Player. Noise-cancel feature can reduce background clutter. Plays WMAs and MP3s (approx. 250 songs). No onboard editing to insert audio into existing recordings. Runs on one AAA battery. One-year warranty.
Sony ICD-P520 Where to Buy (*est. $55)	1.36 x 4.31 x 0.7 inches 2.3 ounces	256MB of flash memory, three recording modes, can hold nearly 131 hours at lowest-quality recording. Voice activation, compatible with PCs (connects via USB cable). Can insert edits into existing recordings. Runs on two AAA batteries. One-year warranty.
Zoom H2 Where to Buy (*est. $200)	2.5 x 4.3 x 1.3 inches 3.88 ounces	512MB card included, can upgrade up to 4G (138 hours maximum for MP3s). Records in stereo in WAV and MP3. Voice activation, compatible with PC and Mac, can plug in as a USB microphone for your computer. Runs on two AA batteries, comes with AC adaptor. One-year warranty.
Olympus DS-4000 Where to Buy (*est. $450)	1.9 x 4.3 x 0.7 inches (excluding protrusions) 3.6 ounces	Includes 32MB xD-Picture Card (11 hours), upgradable to 512MB (nearly 180 hours). Records in DSS (Digital Speech Standard) format to interface easily with transcription services. Two recording modes, voice activation, audio file editing. Compatible with PCs and Macs. Runs on rechargeable Ni-MH battery pack (includes docking station) or two AAA batteries. One-year warranty.