Te Series Split Terminal supports PSTN interface, which can hold a voice conference normally in the event of IP network failure [radio].
HUAWEI VP9630/50 can be configured with two power modules, while sharing the power load of the whole equipment, each power module provides sufficient power for the full load configuration of the whole machine, and realizes the dual backup of the power module [single choice].
If you want to build a professional conference room, we can recommend the use of three-screen Zhizhen [single selection].
What are the following categories of UMS functionality? [multiple choice].