Monster iSpeaker Posted on February 11, 2016 Monster Cable iSpeaker Portable Speakers Model# AI SPKR-PT. Mac and PC compatible. Powered by plug or four AA batteries. Dimensions: 10.9 x 7 x 2.1 inches Weight: 1.1 pounds Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.