$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Pair AirPlay Speakers on Gnu/Linux Distros

GNU/Linux AirPlay Setup – Step-by-step Guide

How to Pair Apple AirPlay Speakers on GNU/Linux desktops – Step by step Tutorials.

And to Setup Apple AirPlay on Linux we make use of the PulseAudio Module RAOP.

Moreover, the Apple AirTunes Sound Devices are make discoverable by use of the PulseAudio Paprefs UI Tool.

How to Pair AirPlay Speakers on GNU/Linux Distros

GNU/Linux Apple AirPlay Speakers Installation Guides