The Soundwave Foldable Headphones can be used with any standard audio device. Featuring a unique folding headband that provides convenient portability, it also includes a 3.5mm audio jack and a 45 inch cable. Complies with Prop 65. 6" H x 5" W x 1.938" L. Imprint Area is 0.00" H x 0.00" L on 1-3/8" Dia. default right headphone per side. Please call for rush delivery availability or for multi-colour, multi-location imprints.