What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1eff28ebbe9f28eb2ïòŽ»éòŽ²
SJIS-WINeff28ebbe9f28eb2?悉鶯軸
EUC-JPeff28ebbe9f28eb2闥サ蜥イ
UTF-8eff28ebbe9f28eb2????
UHCeff28ebbe9f28eb2綎렮煜렡