AUN S4 Projector Main Features 

S4 Projector (Smart Version,Built-in Android 9.0)
● OS: Android 9.0
● CPU: Quad core A55
● GPU:Penta-Core Mali-450 Up to 750Mhz+
● RAM/ROM: 2G RAM+32GB
● Bluetooth: BT4.0
● Screen wireless push: Airplay/ Wifi-display(Via Miracast APP)
● Google play store: Download and install APP

AUN S4 Optical parameters

Brightness: 5500 Lumens.(600 ANSI Lumens)
Resolution: Native 1920x1080pixels full HD
Contast ratio: 5000:1
Dispaly technology: 6.0″ Liquid Crystal Display
LED Lifetime: 30,000 hours
Throw Ratio: 1.5:1
Keystone Correction: 4D Electric keystone(vertical and horizontal +/-30 degree)

Interface

input: USBx2/HDMIx2/VGA,AVx1,
output: 3.5 mm Earphone

Other Hardware

Speakers: 4Ω,10W x2(SRS Sound Technology)
Projection Screen Size (inch): 1.5M-42″ 2.8M-80″ 4.9M 150″ 6.2M-200″ 9M -300″(Long Throw Projector)
Best projection Screen Size (inch): 60-150 inchs
Projection Distance (m): 2.5~ 4.5 meter

AUN S4 Specifications