| Getting Started | 25CP960 Conference Phone No. Name Description⑩ 3.5mm Audio-outPortThis port isunavailable whenCP960 workswith the videoconferencingsystem.⑪ Micro USB Port This port isunavailable whenCP960 workswith the videoconferencingsystem.⑫ USB • Connect to aUSB flash drive.Insert a USBflash drive forstoring screenshots, therecorded videosand capturedpackets. Ifmultiple USBflash drives areconnected, onlythe last one canbe identified.Related informationMute Indicator LED of CP960 Conference PhoneIntroduction of CTP20 Touch PanelAs the controller of VCS devices, CTP20 touch panel can help you fully control VC200/VC500/VC800/VC880/PVT980/PVT950 system. You can use it to place calls, initiate conferences, adjust the volume,control the camera, record videos, and so on. What’s more, CTP20 supports collaborative editing and theannotation feature, that is to say, participants can add notes to the presentation or to the whiteboard,which can improve the communication efficiency of the traditional video conferencing presentation.Related informationTroubleshootingHardware of WPP20 Wireless Presentation PodCombining a self-built 5G Wi-Fi, WPP20, the wireless presentation pod, partners with Yealink new-generation video conferencing system to offer high-quality wireless content sharing with just one tap.