1. Small size, big vision. 2. Quiet design, efficient cooling system. 3. Built-in speakers. 4. Adopt high quality ABS + PC + kirsite materials, durable and sturdy. 5. With high precision lens, gives a better experience. 6. Energy saving, low cost of use and environment protection. 7. Support Micro SD & Micro USB & WiFi & Audio Out. 8. Portable and convenient to carry. 9. Throw Size: 10-120 inches.