| EFUN Model# | EL-YS455W | EL-YS455U |
| Brightness --MKT | 4500 | 4500 |
| Display Panel | 3x0.59” with MLA | 3x0.64” with MLA |
| Display Technology | Liquid Crystal Display | Liquid Crystal Display |
| Native Resolution | WXGA （1280 x 800) | WUXGA (1920 x 1200) |
| FullNormal/Normal mode | 20000hrs | 20000hrs |
| ECO1 mode | 30000hrs | 30000hrs |
| ECO2 mode | 30000hrs | 30000hrs |
| F | 1.6 | 1.6 |
| f | 6.39mm | 6.39mm |
| Zoom/Focus | Manual | Manual |
| Throw Ratio | 0.48:1 | 0.44:1 |
| Zoom Ratio | N/A | N/A |
| Screen size | 50-120 inch | 55-130 inch |
| Lens Shift | N/A | N/A |
Dynamic Contrast Ratio
（FOFO) | 5000,000:1 | 5000,000:1 |
| Native Contrast Ratio（FOFO) | 400:1(Min) | 350:1(Min) |
| Noise(dB) | 37dB(Normal)
30dB(ECO1）
28dB(ECO2) | 37dB(Normal)
30dB(ECO1）
28dB(ECO2) |
Uniformity(Actual Min)
-ISO21118 | 80% | 80% |
| Aspect Ratio | Native:16:10
Compatible: 4:3/16:9 | Native:16:10
Compatible: 4:3/16:9 |
| VGA | *1 | *1 |
| HDMI | *2 | *2 |
| Video | *1 | *1 |
Audio in
（mini jack,3.5mm） | *1 | *1 |
Audio in
(RCA×2) | *1 | *1 |
| USB-A | *1 | *1 |
| USB-B | *1(Display) | *1(Display) |
| RJ45 | *1(Display) | *1(Display) |
| VGA | *1 | *1 |
Audio out
（mini-jack,3.5mm） | *1 | *1 |
| RS232 | *1 | *1 |
| RJ45 | *1 (Control) | *1 (Control) |
| Speaker | 16W*1 | 16W*1 |
| Dust filter | W/Filter | W/Filter |
| Filter Life time | 7000h | 7000h |
| Power Requeirements | 100~240V@ 50/60Hz | 100~240V@ 50/60Hz |
Power Consumption
（Normal) (Max) | 270 | 290 |
Power Consumption
（ECO1) (Max) | 175 | 190 |
Power Consumption
（ECO2) (Max) | 155 | 170 |
ECO Standby Mode
Power Consumption | <0.5W | <0.5W |
| Operating Temp. | 0 to 40deg.C | 0 to 40deg.C |
| Operating Thumidity. | 20-80% | 20-80% |
| Storage Temp. | -10 to 50deg.C | -10 to 50deg.C |
| Storage Thumidity. | 10-85% | 10-85% |
| High altitude | 0-3000m | 0-3000m |
Keystone Correction
（Lens@center) | V: ±15°
H：±15°
4 corner | V: ±15°
H：±15°
Pincushion/Barrel Correction
4 corner
6 Corner Geometry correction
Grid image tune |
LAN Control-RoomView
(Crestron) | Yes | Yes |
LAN Control--
AMX Discovery | Yes | Yes |
LAN Control--
PJ Link | Yes | Yes |
| H-Synch Range | 15~100KHz | 15~100KHz |
| V-Synch Range | 24~85Hz | 24~85Hz |
| Computer Signal Input | VGA, SVGA, XGA, SXGA,WXGA,UXGA,WUXGA,4K@30Hz | VGA, SVGA, XGA, SXGA,WXGA,UXGA,WUXGA,4K@30Hz |
| Video Signal Input | 480i, 480p, 576i, 576p, 720p, 1080i and 1080p | 480i, 480p, 576i, 576p, 720p, 1080i and 1080p |
| Auto Setup | INPUT SEARCH,AUTO PC,Auto Keystone | INPUT SEARCH,AUTO PC,Auto Keystone |
| Blank | Yes | Yes |
| Suspend | Yes(5miniutes no singnal as default) | Yes(5miniutes no singnal as default) |
| Picture mode | Dynamic，Standard，Cinema，
Colorboard，Blackboard(Green) | Dynamic，Standard，Cinema，
Colorboard，Blackboard(Green) |
| Cooling time | 5s | 5s |
| Closed caption | Yes | Yes |
| Auto Ceiling | Yes | Yes |
| D-Zoom | 1~19 | 1~19 |
| 360° projection | Yes | Yes |
Wireless display
(Optional function) | SmartPhone：
Android：Install APK for Android
iphone: Airplay function
PC：
Support WiFi Display@Windows&MAC system
through dongle | SmartPhone：
Android：Install APK for Android
iphone: Airplay function
PC：
Support WiFi Display@Windows&MAC system
through dongle |
MAX Dimensions
(WxDxH mm) | 390*319*144
(Including the lens bulge) | 390*319*144
(Including the lens bulge) |
| Net. Weight (KG) | 5.5 | 5.5 |
Packaging Box Dimensions
(WxDxH mm) | 492*443*239 | 492*443*239 |
| Gross. Weight (KG) | ~7 | ~7 |
| Manual Languages | Chinese,English | Chinese,English |
| Standard Accessaries | Power cord
Remote control&RC Battery | Power cord
Remote control&RC Battery |
