How To Make A Phone Call - DFRobot TEL0051 Manual

'Enter' after text finished
T h e n , i n t h e i n p u t a r e a , p r e s s i n g C t r l + Z w i l l s e n d o u t t h e s i n g l e c t r l c h a r a c t e r s u c c e s s f u l l y a s b e
After press Ctrl+Z
2. Ctrl characters can also be sent out in their hexadecimal format, in which form 1A is the value of Ctrl+Z:
Sending Ctrl+Z with in hexadecimal format

How to Make a phone call

Steps:
1. Send:AT
2. Send:ATDXXXXXXX;（xxxxxxx is the number of receiver,don't forget the ;）
Then you will see