Nackkissen with built-in passive loudspeakers. Gray. The soft filled pillow cushion can be used as a pillow when traveling or at home. MP3 player or smartphone to the audio cable (3.5mm jack) and listen comfortably to your favorite songs. Cable is located in the side pocket. Speakers do not require power. Outer material: 100% polyester Filling: small Styrofoam spheres Power speakers: 0.5 watts Cable length: approx. 1m Article can be wiped clean. Do not wash.