Optoma Ep728 Projector Technical Specifications

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ecifications subject to change at any time.
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Datasheet – EP728
EP728  Multimedia Projector
Bold, Bright and Light
The Optoma EP728 is a lightweight digital projector that features 
a brightness of 2700 lumens and a DLP® chipset with the latest 
color processing technologies from Texas Instruments.  
Weighing only 4.4 pounds, the portable and attractive EP728 is 
HD compatible and has a variety of connectivity options for 
multiple video sources.  The Optoma EP728 offers a bold, bright 
solution for demanding presentation environments.
         Features
   Native XGA resolution at 2700 lumens and 2200:1 contrast ratio
   Lightweight at 4.4 pounds with 3000 hours of lamp life
   Wide-range of connectivity options including: DVI-I w/HDCP, 
VGA-In/Out, S-Video, RS-232 and USB
   Presentation-friendly remote control with laser pointer; Password 
protection available through remote control
   DLP chipset and latest color processing technologies from Texas 
Instruments
         Specifications
Display Technology
0.55” DDR DLP Technology by 
Texas Instruments
Resolution
Native XGA (1024 x 768)
Maximum Resolution
UXGA (1600 x 1200) Resized
Brightness (Typical)
2700 ANSI Lumens 
Contrast Ratio
2200:1 (Full On/Full Off)
Lamp Life and Type
2000/3000 Hours (STD/ECO)
200W UHP
Throw Ratio
1.94-2.16:1 (Distance/Width)
Image Size (Diagonal)
24.6” to 302.9” (0.6 to 7.69 m)
Projection Distance
3.9’ to 39.4’ (1.2 to 12 m)
Audio
One 1-Watt Speaker
Remote Control
Fully Featured IR Remote w/ 
Laser Pointer
Displayable Colors
16.7 Million
Aspect Ratio
4:3 Native, 1.78:1, 5:4 and 16:9 
Compatible Computer Compatibility
VGA, SVGA, XGA, SXGA, SXGA+, 
UXGA Resized, VESA, PC and 
Macintosh Compatible
Video Compatibility
NTSC, PAL, SECAM, EDTV (480p), 
HDTV (576i/p, 720p, 1080i)
Monitor Loop Through
D-Sub 15 VGA Output (Functional in 
Both Normal and Standby Modes)
Projection Lens
F=2.41~2.55, f=21.79~23.99 mm, 
1.1x Manual Zoom and Focus
I/O Connectors
DVI-I w/HDCP, VGA-In, VGA-Out, 
S-Video, Audio-In, RS-232, USB
Security
One Kensington® Lock Port
User Controls
Complete On Screen Menu 
Adjustments in 11 Languages
Projection Method
Front, Rear, Ceiling Mount, Table 
To p
Keystone Correction
± 40º Vertical
Horizontal Scan Rate
15 to 100 kHz
Vertical Refresh Rate
56 to 85 Hz
Uniformity
85% Weight
4.4 lbs (2 kg)
Dimensions (W x H x D)
10.2” x 2.9” x 7.4” 
(259 x 73 x 188 mm)
Noise Level
32db/30dB (STD/ECO)
Power Supply
AC Input 100-240V, Auto-Switching
Power Consumption
260 Watts (Maximum),