... technical parameterDriving device1/4scanningDrive typeConstant Current driver ICRefresh frequency≥400HzGrey scale/colors256 levels of each color(R/ ... propaganda in finances, post offices, and telecom, commerce, hospitals, and sports stadiums.2. Policies and decrees issued from government organizations.3 ... ,P25,P31.5,P40,P80. CERTIFICATES CE and RoHS high brightness led screen module p10
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