Cell2Jack
Home
FAQ
Contacts/support
User Review
buy
Contact US
Features
FCC,CE,RoHs certifiation
make call
manual
Privacy Policy
porting
Return & Refund Policy
return
ringer
ringing issue
RotaryPhone
senior
setting
Setup
Tips
wall_phone_socket
warranty
Home
FAQ
Contacts/support
User Review
buy
Contact US
Features
FCC,CE,RoHs certifiation
make call
manual
Privacy Policy
porting
Return & Refund Policy
return
ringer
ringing issue
RotaryPhone
senior
setting
Setup
Tips
wall_phone_socket
warranty
If you are using third party VOIP app such as google voice, FreedomPop, Skype.., Audio is ok but other function may not work.