I have a Laptop PC that has a connected EM05 through M.2.
I successfully made a call using AT commands (ATD) . My question is ,How to make a full phone call and access mic and headphone?
Dear Ahmed,
Thanks for your inquiry in Quectel forum
For your issue, please check the module hardware design,you should connect the external codec chip-set in your design. Please refer to the following document. Thanks!
Quectel_EM05_Reference_Design_Rev.A_20170922.pdf (793.0 KB)