P09 Portable 4K Ultra HD DLP Mini Smart Projector with Infrared Remote Control, Amlogic S905X 4-Core A53 up to 1.5GHz Android 6.0, 1GB+8GB, Support 2.4G/5G WiFi, Bluetooth, TF Card(Black)1. Smart touch panel, precise touch, sensitive and not stuck 2. Using DLP display technology, 4K HD decoding 3. Support vertical keystone correction + 45 degrees, even if the projector is placed obliquely, it can also ensure that it can get a square picture 4. Supports high definition input, connects to the computer through the HD IN interface, and realizes the synchronization of the projection screen and the computer screen 5. Support Bluetooth