Method and device for realizing voice service

The invention discloses a method and a device for realizing a voice service, and the method comprises the steps: a calling terminal adds a label in a call setup signaling and/or voice data to indicate a called terminal to play the voice data in a receiver playing mode or an earphone playing mode; and the called terminal plays the received voice data in the receiver playing mode or the earphone playing mode according to the indication of the indication label in the call establishment signaling and/or the voice data, so that the risk of secret leakage of the called terminal can be greatly reduced. 本发明公开了一种实现语音业务的方法及装置，由主叫终端在呼叫建立信令中和/或所述语音数据中添加标签指示被叫终端采用听筒播放模式或耳机播放模式播放语音数据，被叫终端根据呼叫建立信令中和/或语音数据中的指示标签的指示，对接收的语音数据采用听筒播放模式或耳机播放模式播放，能够大大降低被叫终端泄密的风险。