D048B 2.4G5G WiFi Mini Smart Touch Bluetooth Projector Portable HD Phone Projector 1. DLP technology 2. 1.35:1 transmittance ratio 3. Support 1080P video display 4. Support 2.4G5G dual-band WiFi 5. Automatic vertical keystone correction 6. Built-in Bluetooth 4.2, effective distance of 10 meters, stable connection 7. Multi-touch control panel, easy to operate 8. Built-in 1x1w speaker, no need for external audio equipment 9. Multi-layer high light transmission lens, long service life 10. The physical resolution is 854x480P, and supports 720P and 1080P video decoding, providing you with a better viewing experience 11. The recommended projection distance is 0.5-2.5 meters and the screen size is 20-80 inches 12. Using digital keystone correction technology, the square screen can be displayed instantly and quickly 13. Built-in Android 7.1.2 system 14. Chip: Rockchip 3128 CPU 15. Built-in battery: 3600mAh lithium battery 16. Remote control battery: No. 7 battery x 2 (battery is not included in delivery) 17. Product size: 6 x 6 x6 cm 18. Product weight: 210 grams Packing list: -Projector x 1 -Bracket x 1 -HD cable x 1 -Power adapter x 1 -Remote control x 1 -Instruction manual x 1