Rear View - Asus P2 Series E9719 E-Manual

Rear view

P2B/P2M
P2E
Infrared (IR) sensor
The IR sensor detects signal from your LED projector's remote
control, allowing you to access the LED projector's control
panel from a distance of up to ten (10) meters and a receiving
angle of 15°.
LED projector E-Manual
HDMI/MHL
HDMI/MHL
9°
12°
13