Acer PJ P1557Ki


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The Acer P1557Ki lets you present in confidence and clarity with 4,500 lumens, FHD resolution, and Acer BlueLightShield™ eye-protecting technology.


  • 4,500 Lumens Brightness

    See crystal-clear, vibrant images from a distance in daylight or medium to large rooms with up to 4,500 lumens of brightness.

  • FHD Resolution

    A 100” image of pure beauty in 1080p Full HD looks so real, you’ll swear you’re looking out the window.

  • Acer BlueLightShield™

    Protect your eyes from unnecessary strain by utilizing Acer BlueLightShield™ technology.

  • Acer LumiSense™

    Acer LumiSense™ adjusts the image brightness and color saturation based on the content you’re viewing.

  • Acer ColorBoost3D™

    Reproduce lifelike colors and brilliantly bright images with Acer ColorBoost3D™ technology.

  • Acer ColorSafe II

    Enjoy consistent, natural colors with ColorSafe II technology, which controls the dynamic RGB levels to prevent color decay.

  • Automatic Vertical Keystone Correction

    Finding the right angle for your presentation is easier with auto keystone correction, which corrects vertical distortion.

  • Environmentally Friendly Acer EcoProjection[1]

    Reduce power consumption by up to 70% and extend your lamp life to up to 20,000 hours with Acer EcoProjection[1].

  • HDMI 3D Display[2][3]

    Flat is out, 3D is in. Images on the screen seem to jump into your living room with HDMI 3D display support


Native Resolution: 1024 x 768

Maximum Resolution: 1920 x 1200

Standard Mode Brightness: 4000 lm

Native Aspect Ratio: 4:3

Compatible Aspect Ratio: 16:9

Contrast Ratio: 20,000:1

Throw Ratio: 1.94 to 2.16 (1295.40 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/2.41

Maximum Lens Aperture: F/2.53

Minimum Focal Length: 21.85 mm

Maximum Focal Length: 24.01 mm

Minimum Diagonal Image Size: 584.20 mm

Maximum Diagonal Image Size: 7.62 m (300″)

Minimum Projection Distance: 1 m

Maximum Projection Distance: 11.80 m

Optical Zoom: 1.1x


Lamp Type: UHP

Number of Lamps: 1

Lamp Power: 220 W

Normal Mode Lamp Life: 6000 Hour

Economy Mode Lamp Life: 10000 Hour

ExtremeEco Mode Lamp Life: 15000 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: 1

Technical Information

Projection System: DLP

Projection Method: Ceiling

Front, Rear, Rear Ceiling

Video Compatibility: EDTV, HDTV, NTSC, PAL, SDTV, SECAM

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: 265 W

Physical Characteristics

Temperature: 0°C to 40°C

Humidity: 80% Maximum Relative Humidity

Weight (Approximate): 2.75 kg

Form Factor: Ceiling Mountable

Height: 113.7 mm

Width: 313 mm

Depth: 240 mm


Package Contents

  • X1227i DLP Projector
  • AC Power Cord
  • Battery for Remote Control
  • Lens Cap
  • Quick Start Guide
  • Remote Control
  • Security Card
  • VGA Cable
  • Carrying Case

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