1) drive the device: constant current driver IC 2) Drive mode: constant current drive 3 1/16) refresh rate: ≥1200Hz 4) Frame frequency: ≥60Hz 5) grayscale / color: Logic output 32768, CRT vision, 8192 gray, 6) Brightness: ≥1500cd / m2 7) Brightness adjustment: software 100 adjustable, automatically or manually adjust the display brightness 8) video signal depending on the ambient brightness: RF, S-Video, RGB, AV, and other anti-γ correction curve: γ curve with three or more adjustable 9) control system uses: PCTV card + DVI card + control card + optical fiber transmission (optional) 10) MTBF: ≥10000 hours 11) Screen lifetime : ≥100000 hours; continuous working time: ≥72 hours 12) Flatness: between any adjacent pixels ≤0.5mm; module splicing clearance <1mm; 13) Uniformity: pixel light intensity, brightness uniformity module 14), blind spot rate : <0.0001 (in the form of discrete state) 15) Switching power supply load: 5V / 40A 16) computer display mode: 1024 × 768 17) Degree of protection: IP31 18) Protection performance: moisture, corrosion, wind, earthquake, fire-retardant 19) Effective communication distance: cable 100 meters within Shenzhen Zweig photoelectric LED display manufacturers, LED full color suppliers. Products have been widely used in: shops, shopping malls, schools, hospitals, airports, railway stations, banks, factories, stock exchange, stadium, intelligent transportation, media advertising, entertainment, customs, courts, fire, talent market, electricity networks, business District, telecommunications, industrial and commercial tax, ports, almost all sectors and industries. Regular factory, formal contracts, quality assurance, the price advantage, the majority of users; a prime candidate for your cooperation.