Wireless speakers that are aimed at improving convenience and comfort of listening to music or watching videos
Traditional speakers which are connected to the sound system or audio source via cables, this type has no wires
Version of Bluetooth determines the quality of audio transmission and distance you can keep between your phone and the speaker
Should ideally look for Bluetooth or better, as this version adds support for Low Energy profile, for better battery life and its is about sixty meters
Together a small checklist of features that you should consider before buying your next portable Bluetooth speaker