4 3 3dlp projector

{"cid":"91223176","title":"6000 Lumens 3DLP 3LCD Laser Projector XGA 1024x768 For Classrooom","imgUrl":"https:\/\/img.chinax.com\/nimg\/7b\/f6\/063108337f033b60317b1c2c37ab-200x200-1.jpg","attrs":{"Brand Name":"Yeoan","Model Number":"YA566","Minimum Order Quantity":"20","Delivery Time":"15 days","Certification":"CCC CE CB FCC","Payment Terms":"L\/C, T\/T, Western Union","Packaging Details":"Packaging Box Dimensions (WxDxH mm): 495*440*230","Brightness":"6000lm","Display Technology":"3LCD","Projection Light Source":"lamp","Standard Resolution":"XGA (1024 x 768)","projection size":"30-300\"","Throw Ratio":"1.16~1.9\uff1a1","projectioin screen":"30-300 inch","Aspect Ratio":"Native:16:10 Compatible: 4:3\/16:9","Focus mode":"manual","Keystone Correction":"V: \u00b130\u00b0 H\uff1a\u00b115\u00b0 corner","Built-In Speakers":"Yes","Contrast Ratio":"10,000:1"}}