It includes wireless audio-video conferencing system, Internet access, as well as stage sound and lighting.

酒店提供无线视听会议系统，互联网接入端口以及舞台，声控和灯光。

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To hire a large professional stage lighting ~ sound all the equipment and entertainers!

承接出租大型专业舞台～灯光～音响所有设备及演艺人员！

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Wuhan Wanjia audition, provide professional stage lighting and sound for your background, LED screen, equipment leasing services.

武汉万佳视听，专业为你提供舞台灯光音响，背景LED屏，设备租赁服务。

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Putting together the lighting, stage, sound and security crews, Track can pull in several hundred thousand dollars in revenue per event.

FORBES: Magazine Article

Lopez stays out on stage the entire time, talking with fans and adjusting sound, lighting, camera angles.

FORBES: I Saw JLo On The Way Out: This Is What Mariah And Nicki Have In Store