PRC是Mobipocket创建的电子书文件扩展名。此格式可以保存为受保护或未受保护的电子书文件。当DRM保护可用时，PRC文件将受到保护。未受保护的文件没有DRM。大多数未受保护的中国文件都是免版税的电子书。PRC文件可以被几个电子书阅读器查看。
PRC is an eBook file extension created by Mobipocket. This format can be saved as protected or unprotected eBook file. When the DRM protection is available PRC files are protected. Unprotected files don’t have DRM. Most of the unprotected PRC files are royalty free eBooks. PRC files can be viewed by several eBook Readers.
