This document is about the FCC compliance statement and EMS and EMI compliance statement for EZ-4TT/4TK operation manual. The equipment has been tested and complies with the limits for a CLASS A digital device according to Part 15 of the FCC Rules. These limits are designed to provide protection against harmful interference in a commercial environment. The equipment generates and uses radio frequency energy and may cause harmful interference to radio communications if not installed and used as instructed. Operating this equipment in a residential area may cause harmful interference, and the user will be responsible for correcting the interference. The equipment has also passed the tests for electromagnetic compatibility based on the standards EN50081-1 (EN55022 CLASS B) and EN50082-1 (IEC Teil 2,3,4). It has also passed the tests for both radiated and conducted emissions limits according to the European Standard EN55022. Specifications are subject to change without notice.