64 Audio's first high driver-count hybrid, Nio is a universal-fit earphone featuring a 9mm dynamic driver and 8 balanced armature drivers. With a sound signature characterized by extended lows and a rich 3-dimensional soundstage, Nio’s smooth treble and natural warmth will provide hours of enjoyable listening for all genres of music. Each ergonomic shell is machined out of a solid piece of aluminum and finished with a striking blue abalone faceplate.