Datasheet: SoundPro SE & DL Series with Option-2

The SoundPro SE & DL Models with Option-2 includes all of the Acoustic Spectral Curves and Speech Intelligibility Functions in Option-1 and adds the accessories needed to perform speech intelligibility measurements through public address, fire alarm, and other mass notification systems (MNS). With this option, you will receive a portable CD device, along with the calibrated test signal CD.