Light Source Life (max): 30000 hours True Resolution (native): WVGA(854x480) Light Output (max): 200 lumens Contrast Ratio: 1000:1 Projection/Screen Size: 30 ~100 inchs Zoom Ratio: Fixed Built-in Speaker: 2 W x 1 Internal Battery: 5 V, 6000 mAh, Battery life: 3 hours @ 50 lumens Signal Input : HDMI, MHL Audio Output : Earphone out USB Port : 1 x Type A port, *2 **SPECIFICATIONS** Display Display Technology: 0.3" DLP® Light Source: R/G/B LED Light Source Life (max): 30000 hours True Resolution (native): WVGA(854x480) Light Output (max): 200 lumens Contrast Ratio: 1000:1 Color Saturation :100%(NTSC) Display Colors :16.7M Projection Lens Throw Ratio: 1.1 Projection Distance: 0.73 ~2.43 meters Projection/Screen Size: 30 ~100 inchs Projection Offset: 100% Zoom Ratio: Fixed Video Feature Picture Modes: 4 Modes, (Battery Mode/Presentation Mode/Theater Mode/Standard Mode) Aspect Ratio: Auto/4:3 /16:9 Projector Placement: Front Table/Front Ceiling/Rear Table/Rear Ceiling Audio Features Built-in Speaker: 2 W x 1 Power Power Consumption: - Power On Mode: ≤32 W Standby Mode: Brand ASUS SKU AS063EL0AQHKWNAFAMZ-27597 Model S1