How do you turn mp3 files in to wma files?

River Past Audio Converter can help you,it can Convert from almost any audio format to WAV, MP3, WMA, or audio-only AVI. We support a variety of input formats, including the standard WAV, MP3, WMA, AIFF, RealAudio, and the not-so-standard OGG, AIFF, and Unix Audio.

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