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English, French, Portuguese Brazil,Spanish, Russian, German, Italian, Polish, Arabic, Turkish, Vietnamese, Hungarian, Dutch,Romanian, Czech, Bulgarian, Ukrainian, Croatian, Serbian Scenes 1: use network cable connection Scenes 2 : use WIFI connection Doorbell data sheet System Parameters Operating System Embedded Linux operation system ROM 32 M RAM 256 M CPU Embedded MCU Processor Display Parameters Screen Size Operation Method Type Resolution Video Parameters Lens Resolution Main stream: [...]