As of Jan. 29, the Anker Soundcore 2 portable speaker is on sale for $27.99 at Amazon. Normally it retails for $39.99.

And while this speaker can be controlled using your phone via Bluetooth, there's also physical playback and volume control ...

Anker is recalling its Soundcore and PowerConf Bluetooth speakers The company received 33 reports of the speakers’ lithium-ion batteries overheating and in some instances causing smoke Anker has ...