Yealink CP860 SERIES, Руководство пользователя

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User Guide for the CP860 IP Conference Phone
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CPE80 is a directional microphone. Its coverage range is 60 degree. Ensure the
microphone faces the speaker.
When the size of the conference room is more than 16 (4*4) square meters or the
spacing between a speaker and CP860 IP conference phone is more than 2m, one
expansion microphone should be connected to the CP860 IP conference phone.
(CP860+single expansion microphone)
When the size of the conference room is more than 36 (6*6) square meters, two
expansion microphones should be connected to the CP860 IP conference phone.
(CP860+two expansion microphones)
Following the following guidelines to ensure optimum performance with the CP860 IP
conference phone and the expansion microphones:

Do not move or handle the CP860 IP conference phone or the expansion
microphones while on a call. Fix the microphone before a call and the better
spacing between microphones and participants should be 0.5m to 2m.