The NF-2S Window Intercom System is designed to relieve problems in understanding face-to-face conversations through a partition or face masks. It is consisting one Base Unit and two Sub-Units. The Sub-Unit is compact, lightweight and built in magnet which allows to be easily attach to both sides of partition or the like. The NF-2S features simultaneous 2-way conversation capability and noise cancellation circuitry, and also supports the use of headsets^*1, making it ideal for use in a wide range of locations. The system also provides smooth conversation with natural sound quality covering a wide voice band.