Client devices are one of the pillars of any IPTV/OTT project. They determine which services an operator can offer, whether they can ensure sufficient quality of service, and where viewers can watch content. In this resource, we will delve into what client devices are and how they are classified by form factor and OS. You will also find out what multi-screen is and whether it is worthwhile to have your own set-top box line. To learn more about the devices within the context of a real, active project, be sure to watch the vlog.