4K WiFi Bluetooth Projector, Electronic Focus, 270° Correction

Product Description Previous page Next page Previous page Next page Resolution This projector supports decoding 1080p and 4K video content for smooth playback. Fan noise In accordance with international standards, fan noise measures 30 dB at a distance of 1 meter from the device. Measurements taken closer to the projector will be higher. Brightness Brightness is measured according to the official ANSI standard, with a rating of 450 ANSI lumens. For a better-quality image, use the projector in a dimly lit room. For the best viewing experience, choose a low-light environment. Screen mirroring limitations Due to copyright protections, some apps with protected content may play audio without displaying the image when mirroring from a phone. In this case, use the apps built into the projector. Dust filter maintenance Clean the dust filter regularly. A clogged filter may cause overheating, screen burn-in, and defective pixels. Transcreen app You can download the Transcreen app from the App Store. After scanning the QR code and connecting, you can start screen mirroring with one click and resolve some projection compatibility issues. Remote control Point the remote control directly at the device’s infrared receiver. The remote control uses 2 AAA batteries (batteries not included). Image correction functions Automatic keystone correction works only on the vertical axis. Horizontal keystone correction and autofocus are not available. Adjustments must be made manually using the remote control or phone.