The Bass Headphones can be used with any standard audio device. Featuring on-ear headphones with a classic design, they include a 3.5mm audio jack and a 47-1/2 inch cable. Complies with Prop 65. 6.25" H x 2.125" W x 5.5" L. Imprint Area is 0.75" H x 1.50" L on Default location, right headphone per side. Please call for rush delivery availability or for multi-colour, multi-location imprints.