Keyboard with PA -system

The utility model provides a keyboard with PA -system includes two PA -systems and a KBU, each the PA -system respectively detachably install in the KBU to using in the user during keyboard with PA -system, the user can be with each the PA -system install in KBU or follow the KBU separates to improv...

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Bibliographic Details
Main Authors SHI LINBO, YING HAISHENG, LOU RANMIAO
Format Patent
LanguageEnglish
Published 09.09.2015
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:The utility model provides a keyboard with PA -system includes two PA -systems and a KBU, each the PA -system respectively detachably install in the KBU to using in the user during keyboard with PA -system, the user can be with each the PA -system install in KBU or follow the KBU separates to improve user's sense of hearing effect, convenience of customers uses.
Bibliography:Application Number: CN20152390333U