As character names:

U+A78A MODIFIER LETTER SHORT EQUALS SIGN character (꞊)

As raw characters:

꞊

As a string of HTML entities:

꞊

Decoder output:

Byte number 1 is decimal 240, hex 0xF0, octal \360, binary 11110000
This is the first byte of a 4 byte sequence.

Byte number 2 is decimal 138, hex 0x8A, octal \212, binary 10001010
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 158, hex 0x9E, octal \236, binary 10011110
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 138, hex 0x8A, octal \212, binary 10001010
This is continuation byte 3, expecting 0 more.

U+A78A	MODIFIER LETTER SHORT EQUALS SIGN
	* used as a tone letter for Budu
	x (equals sign - 003D)
	x (modifier letter unaspirated - 02ED)
	x (double hyphen - 2E40)
	x (small equals sign - FE66)