Most users adjust within a period of several days. To acclimate the most easily, we recommend that you start using Sonet with a low volume, and gradually increase over several days until you have achieved the desired interference with your neighbors conversations. © Cambridge Sound Management 27 Moulton Street Cambridge, Massachusetts 02138 800 / 219-8199 617 / 349-3779 telephone 617 / 349-3788 fax info@cambridgesoundmanagement.com