Optical Parameters Display DLP Specialty 3D Luminance 210 ANSI Lumens Display Chip 0.23 DMD Lens High Light Transmission Coated Lens Standard Resolution 960 x 540 (540p) Compatible Resolution 1080P/2K/4K Projection Parameters Projection Ratio 1.2:1 (76-inch at 2M) Keystone Correction Vertical: +/- 40o Horizontal: +/- 40o (2D) Off-axis 100% Projection Method Forward Backward Hang Ceiling System Parameters CPU Amlogic T950X2 GPU Mali-G31 RAM 2GB Storage 16GB System Android 9.0 Mirroring Display Chromecast Ports Input Ports DC x 1 HDMI x 1 USB 2.0 x 1 Output Port Headphone x 1 WiFi Dual-band 2.4/5GHz 802.11a/b/g/n Bluetooth Bluetooth 4.2/5.0 Electrical Parameters Noise < 30dB Power Dissipation 45W Power AC100-240V 50/60Hz Packing list Accessories Power Plug x 1 Power Cable x 3 Bluetooth Remote-control x 1 Handbook x 1 Warranty Card x 1 Item Dimension (L"xW"xH") 4 x 2 x 3