ViewSonic LX60HD 1080p Smart LED Projector

Specification
Projection System: 1LCD 1080P
Native Resolution: 1920x1080
Brightness: 630 (ANSI Lumens)
Contrast Ratio: 4200:1
Display Color: 16.7 Million Colors
Light Source Type: LED
Light Source Life (hours) with Normal Mode: 20000
Lens: F=2.9, f=125mm
Projection Offset: 0%+/-5%
Throw Ratio: 1.2
Digital Zoom: 0.8x-1.0x
Image Size: 50"-140"
Throw Distance: 1.42m-3.8m
(100"@2.28m)
Keystone: H:+/-40 , V: +/-40
Audible Noise (Normal): 40dB
Local Storage: Total 8GB
(4GB available storage)
Input Lag: 163ms
Resolution Support: VGA(640 x 480) to Full HD(1920 x 1080)
HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Horizontal Frequency: 15K-135KHz
Vertical Scan Rate: 23-85Hz
Input
AV in (3.5mm): 1
HDMI: 1
(HDMI 1.4/ HDCP 1.4)
USB Type A: 2
(USB2.0 Reader)
Wifi Input: 1 (5Gn)
Output
Audio-out (3.5mm): 1
Audio-out (Bluetooth): 1 (BT5.0)
Speaker: 5W Cube x2
(Full range x2)
USB Type A (Power): 2
(USB2.0 - 5V/1A,
share with USB A Input)

video : https://youtu.be/pcNGrbuC2T4