3.75 indoor screen size 
 3.75mm spacing 
 Lamp module package lattice 
 Module size (mm) 305 mm × 152 mm 
 Physical density (dots / ㎡) 44321 (dot / ㎡) 
 Display color monochrome / color 
 Maximum power consumption (w / m) 500 (w / m) 
 Scan Mode 1 / 16 sweep 
 Frame frequency (Hz / s) ≥ 60 
 Refresh Rate (Hz / s) ≥ 320 
 Control system to control or synchronization of offline store 
 Life is not less than 100,000 hours 
 Noise is less than two millionths 
 Working voltage 220V ± 15% 
 Signal input serial port or Ethernet port 
 Software LEDPLAY