Exact Extract — Huawei Training Material, PDF page 27

Extensive Audio and Video Ports. Input and output of multiple video sources, supporting multi-screen connection. Various of audio and video ports, compatible with mainstream audio and video devices.

Technical Deep Dive

CloudLink Box 310 is a modular Huawei video conferencing endpoint with an integrated audiovisual codec. The codec encodes locally captured media, decodes remote media, and supports compatible conferencing protocols and high-definition video profiles. The physical Box 310 device does not incorporate the complete camera, microphone, and loudspeaker set of a compact all-in-one video bar.

Instead, external cameras, microphones, speakers, and displays are connected through supported audiovisual interfaces. This modular design is useful for customers with larger rooms, specialized camera positions, microphone coverage requirements, or multiple displays. The included hardware codec also differs from the separate MCU used for centralized multipoint conferencing: an endpoint codec primarily handles media for its local terminal. Presales engineers should select peripherals according to the room geometry and required audio/video quality rather than assume they are built into the Box. Among the options, only Codec is the integrated component. The correct answer is C.

For presales sizing, the selected signaling platform, media-processing engine, endpoint population and expected peak conference concurrency must be dimensioned independently. Huawei SMC performs centralized administration, Switch Center provides registration and call control, and the MCU supplies the media services needed for multipoint conferencing. The selected software release, server model, licenses and applicable endpoint capabilities determine the actual production limit.