The invention is a message output arbitrating method for a carriable electronic device, which at least has a speaker and two voice communication systems, mutually independent. When a voice communication system wants to play a ringing message, it will firstly inquire the operating state of the other one; if the other one is in idle state, it plays the ringing message by the speaker and if the other one is in talking state, it will pause the play and can further play a prompt message by a receiver. |