Vertex Standard EVX-539 Operating Manual page 35

FCC ID: AXI11154620
IC: 10239A-11154620
The AMBE+2TM voice coding Technology embodied in this product is protected by intellectual property
rights including patent rights, copyrights and trade secrets of Digital Voice Systems, Inc. This voice coding
Technology is licensed solely for use within this Communications Equipment. The user of this Technology
is explicitly prohibited from attempting to decompile, reverse engineer, or disassemble the Object Code, or
in any other way convert the Object Code into a human-readable form.
U.S. Pat. Nos. #5,870,405, #5,826,222, #5,754,974, #5,701,390, #5,715,365, #5,649,050, #5,630,011,
#5,581,656, #5,517,511, #5,491,772, #5,247,579, #5,226,084 and #5,195,166.
Part 15.21: Changes or modifications to this device not expressly approved by Vertex Standard could void
the user's authorization to operate this device.