A: The device is only compatible with MP3 and WMA music file.
A: Certainly, the device has an inbuilt microphone that allows to save your voice recording in WAV format.
A: This device accepts external SD card with a capacity of 2GB or less.
A: The built in lithium battery takes close to 8 hours to charge fully.
A: The output frequency range is 20Hz to 20KHz.
A: Files can be removed from the device directly using the DELETE function available in the unit or can do it through the computer.
A: Sure, there are 6 available modes for sound effects for instance, Rock, Jazz, Normal, Classic, Pop, Bass.
A: The dimensions are 76 x 53 x 16.5 mm with weight equal to around 96 grams.