The Droid Human After All headphones are arguably one of the best headphones in the world. They are equipped with a cable that measures 1.5 meters in length, and a speaker that measures 40 mm in diameter. The type of magnet used in these trendy headphones is neodymium. These headphones have an impedance of 32 ohms, and a sensitivity of 110 decibels. Their maximum input power is 100 mega-Watts, and their plug is plated with nickel and 3.5 mm in diameter. They are blue in color.