+92  333   2400957 any technical assistance . 

ship via  EMS UPS  DHL  FEDEX with tracing number and take about 20 to 30 days to  delivered any where in the world.

MODULE PULL FROM WORKING PANEL MORE DETAIL SEE PICTURE

MAKE                  WESTERMO  SWEDEN  

NAME                  V24/RS-232-C   RS-422/RS-485/V11 CONVERTER 

MODEL               MD-45LV 

POWER              DC 12-48V  ,AC 12-30V 

ART NO             3157-0001

WEIGHT            300 GRAMS