ieGeek ZS-GX7S Quick Start Manual page 8

(2)This device must accept any interference
received, including interference that may
cause undesired operation.
FCC Radiation Exposure Statement:
The equipment complies with FCC Radiation
exposure limits set forth for uncontrolled
environment This equipment should be
installed and operated with minimum
distance 20cm between the radiator and
your body.
(FCC ID: 2AZL7-ZS-GX1S)