Two audio channels.
The first hint to crack the puzzle «Two audio channels.» is:
It is a word which contains 6 letters
The second hint to crack the puzzle «Two audio channels.» is:
It starts with letter S
S
The third hint to crack the puzzle «Two audio channels.» is:
It ends with letter O
S
o
Looking for extra hints for the puzzle «Two audio channels.»:
Click on any empty tile to reveal a letter
S
o
The answer for the puzzle «Two audio channels.» is:
S
t
e
r
e
o