Very little has changed from S715i to the Wireless Boombox, but we’ll recap the basics from our S715i review: shaped somewhat like an oversized black bone from the back, both systems measure roughly 15 1/4” wide by 5” tall and 2.5” deep, with a pop-out kickstand that increases their opened depth to around 4” at the center. The same eight speaker drivers are found in each unit: twin 1/2” tweeters, two 3” midrange…