VIEWSONIC PX748 Projector 4K HDR 4000 Ansi Lumens 240HZ

4,000 ANSI Lumens 4K Home Projector
True 4K HDR visual experience
4,000 ANSI Lumens offering bright images in any environment
Direct Big-screen streaming via USB Type-C
4.2ms Ultra-Fast Input & 240Hz high refresh rate
Warping, auto V keystone and 1.3x zoom for flexible installation
Home automation via LAN control and 12V trigger
Native Resolution: 3840x2160
DMD Type: DC3
Brightness: 4000 (ANSI Lumens)
Contrast Ratio with SuperEco Mode: 12000:1
Display Color: 1.07 Billion Colors
Light Source Type: Lamp
Light Source Life (hours) with Normal Mode: 4000
Light Source Life (hours) with SuperEco Mode: 20000
Lamp Watt: 240W
Lens: F=1.94-2.12, f=12-15.6mm
Projection Offset: 120%+/-6%
Throw Ratio: 1.13-1.47
Optical Zoom: 1.3x
Digital Zoom: 0.8x-2.0x
Image Size: 30"-300"
Throw Distance: 0.75m~9.76m, (100"@2.50m)
Keystone: H:+/-40° , V:+/-40°
Audible Noise (Normal): 33dB
Audible Noise (Eco): 28dB
Input Lag: 4.2ms
Resolution Support: VGA(640 x 480) to 4K(3840 x 2160)
HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160P
Horizontal Frequency: 15K-135KHz
Vertical Scan Rate: 23-240Hz
HDMI: 2 , (HDMI 2.0b/ HDCP 1.4/2.2)
USB Type C: 1 (5V/ 2A)