Olympus WS-510M 4GB Digital Voice Recorder and WMA/MP3 Music Player With 4GB of internal memory and 1,088 hours of recording time, youll be able to capture notes, lectures, and more  and still have room to store documents. With the "USB Direct" design, it is easy to transfer your files to your PC. Just plug the recorder right into your computer for fast file transfer  no cables needed. Store and listen to up to 1,000 songs on the go. Have your music readily available wherever and whenever you are. Extend recording time and save memory by setting the device to only record when the microphones sense sound. Experience long battery life with the included rechargeable battery. When the recorder is plugged into the computer, it will recharge your battery.