1. Chip: MediaTek MT9255 2. Focus mode: Auto focus 3. Connection mode: WIFI6 dual-band 2.4G/5G two-way Bluetooth 5.0 4. Display: LCD 4.45 inches 5. Resolution: 1920 x 1080P 6. Brightness: 450+/-10% Ansi lumens 7. Noise: 42dB 8. Recommended projection size: 40 inches - 120 inches 9. Total power: 110W 10. Size: 256x209x101mm 11. Weight: 1.9kg 12. Keystone correction: Automatic 13. System: Android 9.0 14. Memory: 1G+8G EMC 15. Function: Automatic obstacle avoidance, automatic frame entry, automatic slide cover, RJ45 network port