Actor is sent (VIEWSONIC) actor sends PJ756

Gao Liang is spent, get used to bright, capacious environment
Freeboard brightness is behaved, although be below bright environment, OK also and umbriferous a clarity is keen video. Use LCD umbriferous chip, the picture is bright-coloured and clear, have mark of many groups of different question to input terminal, can join mark of much group question is inputted at the same time, apply to large auditoria and office to use.

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