The Bose AWMS II Power Pack 120V Acoustic Wave Music System Power Pack is a durable wall charger made of ABS plastic, designed specifically for second-generation Bose AWMS II and AWMS II POWER Pack models. With a sleek black design and a proprietary 2-pin connector, this unit is lightweight at 3.5lbs and compact with dimensions of 13" in length, 2" in height, and 4.5" in width. Manufactured in 2006 in China, this product is a reliable power source for your Bose acoustic wave music system.