Xiaomi Redmi Note 9T - Manual (Page 8)

RF Exposure Information (SAR)
This device meets the government’s requirements for exposure to radio
waves. This device is designed and manufactured not to exceed the emission
limits for exposure to radio frequency (RF) energy. The exposure standard
for wireless devices employs a unit of measurement known as Specific
Absorption Rate, or SAR.
The SAR limit set by the FCC is 1.6 W/Kg. For body-worn operation, this device
has been tested and meets the FCC RF exposure guidelines for use with an
accessory that contains no metal and positions the device a minimum of
1.5 cm from the body. RF exposure compliance with any body-worn accessory
that contains metal was not tested and certified, and use of such body-worn
accessory should be avoided. Any accessory used with this device for
body-worn operation must keep the device a minimum of 1.5 cm away from
the body.
FCC Note
Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
E-label
This device has an electronic label for certification information.
To access it, please go to Settings > About phone > Certification, or open
Settings and type “Certification” into the search bar.
Model: M2007J22G
2007 indicates that this product will be launched after 202007.
Adapter
Manufacturer: Xiaomi Communications Co.,Ltd.
Address: #019, 9th Floor, Building 6, 33 Xi’erqi Middle Road, Haidian District,
Beijing, China
Model: MDY-11-EN
Input Voltage: 100-240V~
Input Frequency: 50/60Hz
Output Voltage: 5.0V/9.0V/12.0V/10.0V
Output Current: 3.0A/2.23A/1.67A/2.25A Max
Output Power: 15.0W/20.0W/20.0W/22.5W Max
Average Active Efficiency: ≥81.39%