Ebay offers Marshall - Stockwell II Portable Bluetooth Speaker for $150 (reg $219.99) with free shipping.

Product Description:
Wireless Speaker enabled for: Bluetooth 5.0 Rechargeable battery that lasts up to 20 hours Water-resistant
Get the party started with this Marshall Stockwell II portable Bluetooth speaker. A built-in subwoofer and powerful tweeters with Blumlein stereo sound construction get people dancing with rich multidirectional audio. This Marshall Stockwell II portable Bluetooth speaker keeps the good times rolling with up to 20 hours of use per charge.