Projector ACER X1228H -4500ansi

Model :X1228H
Projector Technology :DLP
Resolution :1,024 x 768 (XGA)
Display Compatibility :N/A
Display Color :N/A
Display Size :23" - 300"
Brightness (ANSI Lumens) :4,500 ANSI Lumens
Contrast Ratio :20,000:1
Aspect Ratio :4:3
Distance :1.0m - 11.8m
Throw Ratio :1.94 - 2.16 (51"@2m)
Lens :Aperture : F/2.41 - F/2.53/Focal Length : 21.85 - 24.01mm
Projection Offset :N/A
Zoom Ratio :Digital Zoom : 2X/Optical Zoom : 1.1X
Panel Display :N/A
Interface :Input interface

1 x D-sub Analog RGB/Component Video
1 x HDMI1.4a(Video, Audio, HDCP)
1 x PC Audio (Stereo mini jack)
1 x Composite Video (RCA)

Output interface
1 x PC Audio (Stereo mini jack)
1 x DC Out (5V/1A, USB Type A)
1 x Analog RGB (D-sub)

Control interface 
1 x RS232 (D-sub)
1 x USB (Type A)

Card Reader :None
Network :N/A
Speaker :3W Speaker x 1
Light Source :Lamp 
Lamp Life(STD/ECO)(hr) :6,000 Hours (Standard)/10,000 Hours (ECO) /15,000 Hours (ExtremeEco)
Keystone Correction :+/-40° (Vertical, Manual & Auto)
Audible Noise :32 dBA (Standard)/24 dBA (ECO)
Special Features :N/A
Power Supply :AC power
Power Consumption :N/A
Environment :N/A
Package Contents :N/A
Warranty :1Y
Dimension :(W x D x H) : 31.30 x 21.00 x 11.37 cm
Net Weight :2.80 KG