This property defines the Unicodes which belongs to Coptic Epact Numbers block
Characters like 𐋠,𐋡,𐋢, etc. are listed under Coptic Epact Numbers Block.
29 Characters are present in Coptic Epact Numbers Block starting with the Unicode point U+102E0 that represents the character 𐋠.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.