Can the secondary card call to open the acceleration package?

The primary and secondary card package of mobile phone is that the primary card and the secondary card share the primary card, and the acceleration package opened by the secondary card is also possible.

Telephone communication is a communication technology that uses electricity as the medium and transmits language through the mutual conversion of acoustic energy and electric energy. The simplest way for two users to communicate is to connect two phones with a pair of wires.

When the speaker picks up the phone and speaks into the microphone, the vibration of the vocal cords excites the air to vibrate, forming sound waves.