This property defines the Unicodes which belongs to Dingbats block
Characters like ✀,✁,✂, etc. are listed under Dingbats Block.
192 Characters are present in Dingbats Block starting with the Unicode point U+2700 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.