NVR3664L
64CH 4K Network Video Recorder
- •    Input: Max. 64CH;
- •    support (two-way) Audio;
- •    HD Output:4K(3840x2160)/30Hz
- •    Video Compression : H265/H264/H265+/H264+
- •    Support a variety of Language UI
I'm not quite sure what you're looking for with the filename . That specific string of characters could refer to a few different things depending on where it came from.
(such as metadata, resolution details, or a summary of a video you are currently working on). A3hkY9tW_720p.mp4
To give you the right kind of write-up, could you clarify if you mean: I'm not quite sure what you're looking for with the filename
(often found on platforms like YouTube, TikTok, or Reddit where these alphanumeric codes are used in URLs). A3hkY9tW_720p.mp4