What is Windows Media Audio (.wma)?
A. WMA is an audio file format developed by Microsoft (www.microsoft.com) called Windows Media Audio. Encoding in WMA format is an alternative to MP3. WMA uses Microsoft’s proprietary encoding algorithm and is designed to store twice as much music as MP3. WMA can encode at 64kBit/s, with the full 44.1kHz sampling rate in stereo. MP3 files using a sampling rate of 44.1kHz are typically encoded at bit rate of 128kBit/s.