All common browsers are supported. Depending on the browser version, HTML5 and HLS is used for playback. Javascript must be activated. Here you can test your system.
Network: A wired connection is recommended. The bandwidth should be at least 480 kb/s
Operating system: all common operating systems
Browser: Google Chrome (Desktop & Android), Mozilla Firefox (Desktop & Android), Safari, Opera (Desktop & Android), Microsoft Edge, Chrome OS, Firefox OS, iOS (Mobile Safari)
Sound: soundcard or speakers/headphones
Media Player: HTML5
Firewall: The following domains are required for the webcast and may not be blocked by a firewall:media2.eqs.com, streaminglive.todayir.com, *.akamaihd.net, *.wowza.com.