"SurrSound" is an interactive spatial sound installation, this title is choosen to represent both the meaning of surround and sound. The appearance of this installation is very similar to a big fruit hanging upside down on a tree in the jungle. It allows user to control the directions of sound moving around the space surrounded by 16 loudspeakers; The sound could either be the prerecorded samples or live recorded segments by users. To record the voice in realtime, users need to squeeze the ball to trigger the bend sensor to turn on the mini mircophone. SurrSound consists of 16 balls, each of them made by four parts: The joystick for the control of the sound directions,the mini microphone is for recording, the bend sensorfor switch, and the ADXL335 three axis accelerometer for modulating the voice. In this installation, sixteen loudspeakers are used to fill the space in order to simulate the natural situation of sound moving in our environment or to offer a brilliant sound spatilization system for acousmatic music performance. The SurrSound enables user to manipulate their voice interactively of user spatilization. The presented installation also aims to give users the experience of being surrounded by the fascinating aural illusions.