Power adapter available here
https://www.bhphotovideo.com/c/product/885525-REG/remote_audio_ps24vnag_24v_power_supply_for.html/?ap=y&gbraid=0AAAAAD7yMh2tPpq_rtvy4UPlhNmNM4yiv&gclid=CjwKCAjwoIqhBhAGEiwArXT7K2JGd7ncADsJS2Hk-X0BdE-WJ_5lEi_gwu-XZnaEXECUlIzy1sXIcRoC2xwQAvD_BwE&lsft=BI%3A514&smp=y&smpm=ba_f2_lar