VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
The Vamp - Transform any speaker into a portable Bluetooth® speaker
foobar2000 - An advanced freeware audio player for the Windows platform.
Sonos Out Door Speaker - An outdoor speaker developed by Sonos and Sonance
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.
Apple HomePod - The new home entertainment system by Apple