| Parameter | |
| PH40MM INDOOR FULL COLOR BACK LIGHTING LED DISPLAY | |
| Product model number | RZ-PH40BIRL4-T8x8 |
| 1.Pixel | |
| Pixel LED | 546 |
| Pixel configuration | 2R, 1G, 1B |
| Wave length（nm） | R: 626-628，G: 518-520，B: 466-468， |
| Pixels pitch（mm） | 40 |
| 2.Module | |
| Module size（mm） | 320 * 320 * 10 |
| Module resolution(pixels) | 8 * 8 |
| 3.Unit cabinet | |
| Module quantity in a cabinet(pcs) | 3（L）* 3 (H) |
| Unit cabinet size（mm） | 960（H）* 960（L）* 80 |
| Unit cabinet resolution(pixel) | 24 * 24 |
| Unit cabinet material | Aluminum or Iron |
| Weight (kg/cabinet) | Aluminum：10 or Iron：18.3 |
| 4.Packaging | |
| Packing way | Four unit cabinets packed into one |
| Packing box material | Wooden case or Flight box |
| Packing box size (mm) | 1100 * 1150 * 480 |
| 5.Electricity parameter | |
| Pixel density（pixels/m2） | 625 |
| White balance brightness(nit) | ≥800 |
| Color temperature(K) | 5000—9500 (choice by user) |
| Brightness adjusted | 100 grade by software,or by Auto-optic induced |
| View angel | Horizontal 110°；Vertical 70° |
| Best viewing distance(m) | >10 |
| Communication distance（m） | Internet wire：120 Fiber cable：1000 |
| Screen work method | 1/4 |
| LED driving method | Constant driving current |
| Gray grades | 16384 levels for each color |
| Display color | 4, 398, 046, 511, 104 |
| Refresh frequency (Hz) | ≥180 |
| Picture display method | Pixels to pixels display synchronized with CRT |
| Signal interface | DVI |
| Input signal | Video:PAL/NTSC:optioned.VGA,Svideo,DVD,TV |
| Display format | 800 * 600，1024 * 768 |
| Software | Support windows series system |
| Protection grades | IP64 |
| Working temperature(oC) | -10～+50 |
| Humidity(RH) | 10% - 95% |
| Stored temperature (oC) | -30 ～ +70 |
| Screen Lifetime(hours) | ≥100, 000 |
| Out of controlled dots | ≤3/100, 000 (Out of controlled pixels means the pixels of which the brightness and the wave length are both >10% depart to the normal one) |
