From the idea that if you have a clock on your bedside cabinet, a speaker might also be nice alongside it comes Tube Audio, small bluetooth speakers. You can connect the speaker to your mobile phone, tablet etc. using Bluetooth and listen to your music. The tube audio has the best components available and gives an extraordinarily good sound for such a small object.
2" DIA x 3.1" D
This Tube Audio serves as a nice addition to your bedside table.