1Built-in composite diaphragm large volume speaker for a wide range of listening sound effects. 2High-definition image processing reduces jaggedness, smooth and clear images, and superior detail. 3Diffuse reflex imaging protects the health of the eyes. Even if you watch it for a long time, you will not feel eyesight fatigue. Suitable for the whole family and young people. 4Dual vortex fan system is powered by high-efficiency heat dissipation, and the turbine circulates the airflow to conceal the heat dissipation design. The system fully optimizes the air duct curve and enhances the heat dissipation effect to ensure stable 5Rich expansion interface, support for access to game consoles, support dual USB, HD interface, VGA/ headphone interface, AV, KTV equipment, audio equipment, etc., to meet the fans of the projector.Features: 1. Built-in composite diaphragm large volume speaker for a wide range of listening sound effects. 2. High-definition image processing reduces jaggedness, smooth and clear images, and superior detail. 3. Diffuse reflex imaging protects the health of the eyes. Even if you watch it for a long time, you will not feel eyesight fatigue. Suitable for the whole family and young people. 4. Dual vortex fan system is powered by high-efficiency heat dissipation, and the turbine circulates the airflow to conceal the heat dissipation design. The system fully optimizes the air duct curve and enhances the heat dissipation effect to ensure stable and smooth system operation. 5. Rich expansion interface, support for access to game consoles, support dual USB, HD interface, VGA/ headphone interface, AV, KTV equipment, audio equipment, etc., to meet the fans of the projector. 6. This product is made of high quality ABS material, strong, durable and long life time. Specification: Material: ABS Optional Plug: US Plug, EU Plug, UK Plug, AU Plug Physical Resolution: 800x480 Luminance: 1500 Contrast Ratio: 1000:1 Screen Proportion: 4:3/ 16:9 Throw Ratio: 1.4:1 Keystone Correction: 15(Manual) Bulb Life: 30000h Operator Schema: Manual and remote control Supported Languages: Czech, Chinese, English, Danish, German, Spanish, Greek, French, Croatian, Italian, Hungarian, Dutch, Norwegian, Polish, Portuguese, Russian, Romanian, Slovenian Language, Serbian, Finnish, Japanese, Korean, Slovak, etc. 23 languages (Japan, Korean language requires separate brush software) GPU: Mali-400 MP, dinuclear Storage Space EMCC: Change the software to 16GB (Actual 8GB) Network Parameter: Support wireless network Video: Maximum 1080P Picture: Universal Picture ROOT: Nonsupport Projection Technology: LCD Resolution: 1080P(Maximum) Color Quantity: 16770K Projection Size: 32-150inches Projection Distance: Approx. 0.8-3.8m/2.62-12.47ft Optimum Projection Distance: Approx. 1.2-2m/47.24-78.74inch Overall Power: 50-60W 3D: Support Red&Blue 3D Working Temperature: -10-+35, Humidity: 10-%-90% RH No condensation