Does Acer Smarthphone have 3 Sim card? I have one so I don't understand because I never see one.

@Kamohelo
If you have the Acer Liquid X2 than yes, it can have 3 micro sim.
For more info you can check the link below for the Specs of the Liquid X2
https://www.acer.com/ac/en/PH/content/model/HM.HS3SP.001
http://www.acer.com/worldwide/support/

Click on 'Yes' if the comment answers your question!