The color(s) black, gray, dark gray, and green is/are claimed as a feature of the mark.
The mark consists of the letters "BP" combined into what appears to be one letter "B," with the "P" portion colored green and the "B" portion colored gray, all surrounded by black headphones with dark gray highlighting and the letters "BP" appearing in dark gray on the right earpiece, appearing above the words "CIUDAD" in black letters and the word "ZERO" with the "Z" in green and "ERO" in grey.
The English translation of "CIUDAD" in the mark is "CITY".