As character names:

U+03C2 GREEK SMALL LETTER FINAL SIGMA character (ς)

As raw characters:

ς

As a string of HTML entities:

ς

Decoder output:

Byte number 1 is decimal 207, hex 0xCF, octal \317, binary 11001111
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 130, hex 0x82, octal \202, binary 10000010
This is continuation byte 1, expecting 0 more.

U+03C2	GREEK SMALL LETTER FINAL SIGMA
	= stigma (the Modern Greek name for this letterform)
	* not to be confused with the actual stigma letter
	x (greek small letter stigma - 03DB)