Viewsonic X11-4K 4K HDR Short Throw Smart Portable LED Projector (2 YEARS WARRANTY BY KAIRA TECHOLOGY PTE LTD)

Projection System: 0.47" 4K-UHD
Native Resolution: 3840x2160
Brightness: 2400 (LED Lumens)
Contrast Ratio: 3000000:1
Display Color: 1.07 Billion Colors
Light Source Type: LED
Light Source Life (hours) with Normal Mode: 30000
Lamp Watt: RGBB LED
Lens: F=1.8, f=8.5mm
Projection Offset: 100%+/-5%
Throw Ratio: 0.8
Optical Zoom: Fixed
Digital Zoom: 0.8X-1.0X
Image Size: 30"-200"
Throw Distance: 0.5m-3.5m (100"@1.77m)
Keystone: H:+/-40° , V: +/-40°
Audible Noise (Normal): 26dB
Audible Noise (Eco): 25dB
Local Storage: Total 16GB (12GB available storage)
Input Lag: 37ms
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: 23-120Hz

HDMI: 2 (HDMI 2.0, HDCP 1.4/2.2)
USB Type C: 1 (5V/ 2A)
Audio-in (3.5mm): 1
Audio-in (Bluetooth): 1 (BT4.2)
USB Type A: 2(USB2.0 Reader x2)
SD Card: Micro SD (256GB, SDXC)
RJ45 Input (Internet): 1
Wifi Input: 1 (5Gn)

Audio-out (3.5mm): 1
Audio-out (Bluetooth): 1 (BT4.2)
Audio-out (HDMI ARC): 1(Share with HDMI Input)
S/PDIF: 1
Speaker: 8W Cube x2(tweeter + woofer) x2
USB Type A (Power): 2 (USB2.0 - 5V/1.5A x2, share with USB A Input)