1. Professional DRM remover which can convert DRM protected M4V, M4P, M4A, M4B, AAC files to unprotected AVI, MP4, WAV, MP3, AAC, OGG,APE, WMA, etc. Batch conversion mode with 4x faster speed, Legally remove DRM copy protection from iTunes files (M4V, M4P, M4A, M4B,) and Windows Media music & video clips (WMA, WMV). Universal Converter supports most popular playback devices as iPod, Zune, iPhone, PSP, PSP, Archos, Creative Zen, etc. Easy-to-use and support for customizable output profiles. 2. DRM remover and universal video & audio ConverterAlM4V Converter works as a professional DRM remover that can help you remove, strip the DRM protection from M4V, M4P, M4A, M4B files, besides, it also supports to convert other non-protection audio and video files between all popular formats such as AVI, MPEG, VOB, 3GP, MOV, MP4, M4V, WAV, WMA, M4A, AAC, MP3, AC3, etc. 3. Wide range of supported formats Supports audio formats: WMA, M4B, M4P, MP3, OGG, APE, AAC, WAV, AC3; Supports video formats: WMV, M4V, MP4, AVI, 3GP, MPEG4, AVI, MOV, FLV, H.264, etc. So that you can enjoy your favorite audio & video files on all popular digital players like iPod, Zune, iPhone, Apple TV, PSP, Archos, Creative Zen, Pocket PC, PDA, Mobile Phone, etc. 4.You can freely customize the output format as you wishAlM4V Converter provides you with various video and audio settings such as video resolution, video frame rate, video bit rate, audio bit rate, audio sample rate, then you can easily customize your own output files with ideal compression level and file size. 5. Legally remove DRM protection.AlM4V Converter removes DRM protection legally by adopting the re-record via playback measurement, which additionally helps to keep the original file quality with the output audio and video sync.