It can easily convert HD video formats such as AVCHD (mts, m2ts), H.264/AVC, H.265/HEVC, MKV, MPEG-2 (ts), DivX, HD WMV, MPEG-4 and Quick Time. Sit back and let Mac HD Converter do the job for you, convert from HD videos to Standard-Definition (SD), or even upgrade an SD video to HD.