* Unique compact design * On/off switch * Connection range of up to 30 feet * 2 hour playtime / 2 hour recharge time * Includes 3.5mm to 3.5mm audio cable to connect directly to your device * One Micro USB charging port * Micro to USB charging cable included * Built-in Lithium Ion battery. Complies with Prop 65. 2.375" H x 2.25" Diameter. Price includes a 1 Colour Imprint. Imprint area is 1.0" W x 0.5" H on Front. Call for multi-colour or multi-location imprints or for rush delivery availability.