Hi I want to call from USB dongle to mobile phone in C#,
I tried using AT commands I have done with calling but unable to hear or send sound,my dongle is voice enabled but I am getting error for AT+FCLASS=8 I have used Huawei 1731,1550 dongles but facing same problem any help will be appreciated regarding which dongle to use? or any other option rather than using AT command
I tried using AT commands I have done with calling but unable to hear or send sound,my dongle is voice enabled but I am getting error for AT+FCLASS=8 I have used Huawei 1731,1550 dongles but facing same problem any help will be appreciated regarding which dongle to use? or any other option rather than using AT command