You can add an additional four speakers to this set and play music through your whole home.
Brad's Deals Editor Michael,
Get a JLab Block Party Wireless Speaker along with three House Party Wireless Speakers for $349.99 at JLab. This is $100 off and the best price we found for all four speakers by $100. These speakers wirelessly connect to each other using their own radio frequency and let you play the same music through all of them at the same time. They have an 100ft wireless range from each other and a 30ft range from your Bluetooth source. Shipping is free and there is no sales tax (except TX).