Users Manual

This device complies with Part 15 of the FCC rules. Operation is
subject to the following two conditions: 1) this device may not
cause harmful interference, and 2) this device must accept any
interference received, including interference that may cause
undesired operation.
Changes or modifications not expressly approved by the party
responsible for compliance could void your authority to operate the
equipment.
The distance between user and products should be no less than
20cm