An emergency call circuit for an electronic device includes a dial button, a wireless communication module, an emergency call button and a logic circuit. The wireless communication module is used for dialing an emergency call according to a dial signal generated by the dial button when the wireless communication device is shut down. The logic circuit is used for transmitting an emergency call detecting signal generated by the emergency call button to the wireless communication module and a power circuit of the electronic device, wherein the power circuit supplies a first power source to the logic circuit and the wireless communication module when the electronic device is shut down.