Helpful hints for using the QKK 2200 lumens home cinema beamer.
1. 2200 lumens; much brighter than other mini projectors on the market.
2. 50,000 hours LED bulb life time: more energy efficient and long lasting.
3.Maximum projection image size up to 170 inch.
4.Operation of the projector:
1) the product is mini home cinema projector, not suitable for Powerpoint and business presentations.
2) the product is intended for use in a dark room so that you have a clearer projection picture.
3) the best projection distance should be 3 m, adjust the lens and optical keystone correction according to the instruction manual (may not be in English), until the projected image is sharp.
4) Keystone correction: up 19°, and down 10°.
5.Suggestions for connection:
1) For connecting to iOS devices (except Mac) you will need an additional Lightning HDMI adapter.
2) For connecting to Android device an additional Micro USB to HDMI MHL adapter is necessary.
3) For connecting to a MacBook Air you need an additional mini display port to HDMI adapter