Acer PJ X1228i


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Project with clarity with the X1228H projector. Get bright, clear images even in well-lit, medium-sized rooms with up to 4,500 lumens of brightness. True-to-life colors are possible thanks to Acer LumiSense™, ColorBoost3D™ and Color Safe II, while Acer BlueLightShield™ protects your eyes


Native Resolution: 1920 x 1080

Maximum Resolution: 1920 x 1200

Standard Mode Brightness: 4000 lm

Native Aspect Ratio: 16:9

Compatible Aspect Ratio: 4:3

Contrast Ratio: 10,000:1

Throw Ratio: 1.5 to 1.66 (1524 mm@2000 mm)

Digital Zoom: 2x

Vertical Keystone Correction: -40°/+40°

Maximum Vertical Sync: 120 Hz

Maximum Horizontal Sync: 100 kHz

Minimum Vertical Sync: 24 Hz

Minimum Horizontal Sync: 15 kHz

Colour Supported: 1.07 Billion Colors (30-bit)

Projection Lens

Minimum Lens Aperture: F/1.98

Maximum Lens Aperture: F/2.02

Minimum Focal Length: 15.84 mm

Maximum Focal Length: 17.44 mm

Minimum Diagonal Image Size: 685.80 mm

Maximum Diagonal Image Size: 7.65 m (301″)

Minimum Projection Distance: 1 m

Maximum Projection Distance: 10 m

Optical Zoom: 1.1x


Lamp Type: UHP

Number of Lamps: 1

Lamp Power: 250 W

Normal Mode Lamp Life: 5000 Hour

Economy Mode Lamp Life: 10000 Hour

ExtremeEco Mode Lamp Life: 12000 Hour



Number of USB Ports: 1

USB: Yes

Composite Video: Yes

Number of VGA Inputs: 1

VGA In: Yes

Number of VGA Outputs: 1

VGA Out: Yes

Number Of Audio Inputs: 1

Audio Line In: Yes

Total Number of HDMI Ports: 2

Technical Information

Projection System: DLP

Projection Method: Ceiling, Front, Rear, Rear Ceiling

Video Compatibility:


Computer Compatibility:

Mac PC
Windows PC


Number of Speakers: 1

Speaker Output Power: 3 W

Speaker Output Mode: Mono

Power Description

Power Supply: 100 V AC~240 V AC

Input Voltage: 120 V AC/230 V AC

Operating Power Consumption: 290 W

Physical Characteristics

Temperature: 0°C to 40°C

Humidity: 80% Maximum Relative Humidity

Weight (Approximate): 2.90 kg

Form Factor: Ceiling Mountable

Height: 113.7 mm

Width: 313 mm

Depth: 240 mm


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