$40 Target
http://www.target.com/p/b-m-wireless-boombox-bluetooth-wireless-speaker-black-hl2021b/-/A-14634372?ci_src=17588969&ci_sku=14634372
Same at the mothership:
http://www.amazon.com/Bem-HL2021B-Boom-Box-Packaging/dp/B00MEO62U2/ref=sr_1_1?ie=UTF8&qid=1455905282&sr=8-1&keywords=bēm+Wireless+BoomBox
$39.99 on Amazon