Aiseesoft MKV Converter enables you to convert MKV and any other video(3GP 3G2 AVI DV DIF FLV SWF F4V MOD MJPG MJPEG MKV MPG MPEG MPEG2 VOB DAT MP4 M4V MPV QT MOV RM RMVB TOD TS TRP TP WMV ASF HD video) files to all popular video(AMV ASF AVI DivX Flash H264 FLV SWF H.264 AVI H.264MPEG-4 AVC M4V MPEG-4 MKV MOV MPEG-1 MPEG-2 MPEG-4 MTV VOB WMV XviD DV MPG WebM) and audio(AAC AC3 AIFF AMR AU FLAC MP3 M4V MP2 OGG WAV WMA) formats. Whats more it will bring you much faster conversion speed with AMD APP and NVIDIA CUDA technology and it can also support 5.1 channel audio.Key Features1. Convert files in batchesYou are able to convert one MKV file to different formats with only one conversion.2. Set video effectYou can adjust video Brightness Contrast and Saturation. Also this MKV Converter provides you with the Deinterlacing function to convert the interlaced video to a progressive one.3. Trim video clipAiseesoft MKV Converter can help you trim any video clip by setting its start and end time.4. Crop video frameWith Aiseesoft MKV Converter you can crop video playing region choose the zoom mode to adjust video aspect ratio.5. Merge several videos into one fileThe MKV Converter offers an easy way to combine and join multiple videos together.6. Add watermarkWatermark your video in the form of text or picture and adjust its position and transparency.7. Audio track and subtitleYou are allowed to select your preferred audio track and subtitle for the output video.8. Define output settingsYou can define video and audio settings such as Video Encoder Frame Rate Video Bitrate Resolution Audio Encoder Sample Rate Channels and Audio Bitrate.9. Preview and snapshotWith Aiseesoft MKV Video Converter you are able to preview the original video and edited video effect. Also you can capture your favorite scenes and same them as JPEG GIF or BMP pictures.