Features: This 32GB mini USB flash digital voice recorder will be a good helper. It supports WAV formats, will be your good partner. This voice recorder features simple one-key recording and long time recording - no software to install. Not only does it make recordings, but it also works as a regular USB flash drive. What a functional voice recorder that provides great convenience in class-recording, conference-recording as well as note-recording. This recorder time can be adjusted.You can modify the model with voice control or non-voice control by yourself. Specifications: Flash Memory: 32GB (Please select FAT32 system when formatting recorder) Recording time: About 70 hours Recording Formats: WAV Power Supply: Li-ion battery Operating System: for W2000/XP/Vista/Win 7 Recording Bitrate: 128Kbps USB Port: USB 2.0 Frequency Response: 20Hz-20KHz Output Power: 5mW(Most) Working Temperature: 0~40ºC Material: ABS Size: Approx.70x10x20mm/2.76x0.39x0.79in Color: Black Quantity: 1 PC Package Includes: 1 x USB Voice Recorder 1 x Manual note: Please allow 0-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!