DAT is a file extension for a data or text file type used in all types of programs from productivity to games. They are also used to store content as email attachments and can also be used for video as on a Video CD.DAT isn't a standard document and does have the definition of absolute, such as DAT file in VCD disc can be opened with the general video player.Many software use this extension, but the file has different meanings. Many data analysis software also uses this extension to save data. So this depends on the specific software situation.
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3GP is a multimedia container format defined by the Third Generation Partnership Project (3GPP) for 3G UMTS multimedia services. It is a required file format for video and associated speech/audio media types and timed text in ETSI 3GPP technical specifications for IP Multimedia Subsystem (IMS), Multimedia Messaging Service (MMS), Multimedia Broadcast/Multicast Service (MBMS) and Transparent end-to-end Packet-switched Streaming Service (PSS).
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Step 1. Download and install the program, then double click it to run it, and then you'll see the main interface of the program.
Step 2. Click "Add File(s)" button. Here you can select "Add Video" or "Add Folder" button to add files as you like.
Step 3. Click the drop-down arrow right beside the "Profile" column and select your desired video format from the drop-down list.
Step 4. Click "Edit" button to customize the output video like Effect, Trim, Crop, 3D Settings and Watermark.