These party speakers (a.k.a Bluetooth boom box, party speaker, boombox Bluetooth speaker) are bass-monsters. They can do karaoke and Bluetooth audio. Some can even connect to msical instruments and have a built-in DJ pad.
Most Bluetooth boomboxes supports standard SBC Bluetooth codec other than more advanced codecs like AptX or AAC, however there are a few exceptions like Sony SRS-XP700.