ViewSonic X1-4K 2900 Lumen 4K HDR High Brightness Smart LED Projector

Projection System: 0.65" 4K-UHD
Native Resolution: 3840x2160
Brightness: 2900 (LED Lumens)
Contrast Ratio: 3000000:1
Display Color: 1.07 Billion Colors
Light Source Type: LED
Light Source Life (hours) with Normal Mode: 60000
Lens: F=2.48-2.78, f=16.89-21.87mm
Projection Offset: 110%+/-5%
Throw Ratio: 1.15-1.5
Optical Zoom: 1.3X
Digital Zoom: 0.8x-2.0x
Image Size: 60"-150"
Throw Distance: 1.53m-4.98m
(100"@2.55m)
Keystone: H:+/-40° , V:+/-40°
Lens Shift V. Range: +10%, -0%
Audible Noise (Normal): 33dB
Audible Noise (Eco): 29dB
Local Storage: Total 16GB
(12GB available storage)
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 2.0, HDCP 1.4/2.2)
USB Type C: 1 (5V/1A)
Audio-in (Bluetooth): 1 (BT4.2)
USB Type A: 1
(USB2.0 Reader)
Wifi Input: 1 (5Gn)

Audio-out (3.5mm): 1
Audio-out (Bluetooth): 1 (BT4.2)
Speaker: 6W Cube x2
(Full range x2)
USB Type A (Power): 1
(USB2.0 - 5V/1A x1,
share with USB A Input)