YEALINK, ZYCOO, Fanvil - 英文小册子-V1.7-1-Z · Yealink Skype for Business@ HD IP Phones T42S...
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YEALINK, ZYCOO, Fanvil - 英文小册子-V1.7-1-Z · Yealink Skype for Business@ HD IP Phones T42S -Skype for Business@, Edition 2.7" 192x64-pixeI graphic display HD Handset HD Speaker