Wejoy DL-S9 220 Lumens 1280x720 720P Android 6.0 HD Bluetooth WiFi Smart Laser 3D Projector, Support HDMI USB x 2 TF Card 1. Projection Technology: DLP 2. Display chip: 0.3 720P DMD+RGBLED 3. Projector Features: Interactive 4. Light brightness: 220 lumens 5. Light type: LED light 6. Brightness uniform value: 90% 7. Contrast ratio: 4000:1 8. Standard resolution: WXGA 1280*720 9. Projection ratio: 1.2:1 (38 inches @1M) 10. Projection size range: 40-300 inches 11. Projection distance: 1-4 meters 12. Screen width ratio: 4:316:916:10 13. Keystone: Auto, Vertical: +- 40 degrees 14. Focus mode: manual focus 15. Projection method: front projection 16. CPU: MSD6A628 17. Main frequency: MSD6A628 main frequency 1.4G, Android 6.0 system, 4 core A7 processor, Mali450MP2 GPU, support DTMB DVB-T DVB-C, support dual stream 3D decoding. 18. Cache: 2G DDR3, memory 8GB 19. Video support: dat, mpg, mpeg ts, trp, tp vob MPEG2, MPEG4, Divx 3.11, Divx 4.Divx 5, Divx 6, Xvid 1.00, Xvid 1.01, Xvid 1.02, Xvid 1.03, Xvid 1.10-beta12 , H.264, RMVB, RM 20. Audio support: MPEG1 Layer3 AC3 EAC3 AAC, HEAAC WMA LPCM IMA-ADPCMMS-ADPCM 21. Image support: jpg, png, bmp etc. 22. Flash support: support flash 11.1 23. Extended storage: support TF card and hard disk Support USB3.0 hard disk and USB3.0 U disk.