1.Audio-output:Integrated the audio-signal transmission,free
from exteranal audio signal line，amplifier could be connected to the
function card directly
2.Light Sensor:Enable brigtness adjust automatically ,256 grades,work with ledstudio and ts802 sending card.
3.Temperature & Humidity Sensor:Detect the temperature and humidity inside and outside the display,Display the temperature and humidity on the LED Display panel
4.Smoke detection，smoke sensor is needed for this function
5.Remote control:Turn on and off the power of LED display remotely by the LEDstudio.
6.Temperature Alert:Via our software LedStudio,you can set a certain value for turning on the fans automatically,also another value for turning on the air-conditioner.
EX901/EX901D is the normal one. Power supply: 5V DC by four pins power connector or two line connector and Data input/output: RJ45;Physical Connection: Place between sending card and first receiving card. Usually near the led display side.
EX902/EX902D with more 4 power supply connector,1. led display screen Brightness Automatically Adjustment;2. Internal and External Humidity and Temperature Detection;3. Audio Data Output;4. Remote Power Control.
EX903 with Optical Fiber Connection (SFP module: single-mode 20km multi-mode 500m)
When you need to turn on/off the led display or adjust the brigtness automatically, linsn advise you using the EX901D Multi function card.