Xiaomi Communications RSG138 Mobile Phone User Manual
Xiaomi Communications Co., Ltd. Mobile Phone
User manual
R&TTE Declaration of Conformity
We, Xiaomi Communications Co., Ltd.
The Rainbow City of China Resources, NO.68, Qinghe Middle Street,
Haidian District, Beijing, China
100085
Hereby, Xiaomi Communications Co., Ltd. declares that this GSM/
GPRS/EDGE/UMTS/LTE Digital Mobile Phone with Bluetooth and
WiFi MAG138 is in compliance with the essential requirements and
other relevant provisions of Directive 1999/5/EC.
The declaration of conformity be consulted at
www.mi.com/en/certication
Body-worn SAR testing has been carried out at a separation distance of
5 mm( MAG138 ). To meet RF exposure guidelines during body-worn
operation, the device should be positioned at least this distance
away from the body.
If you are not using an approved accessory ensure that whatever product
is used is free of any metal and that it positions the phone the indicated
distance away from the body.
Receiver Category 3
Correct Disposal of this product. This marking indicates
that this product should not be disposed with other
household wastes throughout the EU.
To prevent possible harm to the environment or human
health from uncontrolled waste disposal, recycle it responsibly
to promote the sustainable reuse of material resources.
To return your used device, please use the return and collection
systems or contact the retailer where the product was purchased.
They can take this product for environmental safe recycling.
MIUI
Redmi 4X is pre-loaded with MIUI, our customisedAndroid-
based OS which pushes out frequent updates and user friendly
features suggested by over 200 million active users globally.
Visit www.miui.com for more information.
When 2 SIM cards are in use, only one SIM will have 4G/3G/2G
while the other SIM will be on 3G/2G only.
About Dual SIM
Thank you for choosing Redmi 4X
Long press the power button to turn on the device.
Follow the instructions on the screen to configure your device.
000000000000-A
填写料号，并生成条码，条码为料号加版本，扫描后为数字后紧跟版本，不需要分割线
225x150mm
单页 75x150mm
Model: MAG138
SAR 10g limit：2.0W/Kg, SAR Value：Head:0.583W/Kg,
Body: 1.50W/Kg (MAX, 5mm distance).
SAR 1g limit：1.6W/Kg, SAR Value：Head: 1.18W/Kg,
Body-worn: 0.62W/Kg (MAX, 15mm distance).
Hotspot: 1.19W/Kg (MAX, 10mm distance).
Important safety information
Xiaomi Communications Co., Ltd.
Model: MAG138
All rights reserved by Xiaomi Inc.
This mobile phone 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 anterference that may cause undesired operation.
This mobile phone has been tested and found to comply with the limits
for a Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment
generates, uses and can radiated radio frequency energy and, if not
installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation
If this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference by one or
more of the following measures:
FCC Regulations
measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and receiver.
-Connect the equipment into an outlet on a circuit different from that
to which the receiver is connected.
-Consult the dealer or an experienced radio/TV technician for help.
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.
CAUTION
To prevent possible hearing damage,
do not listen at high volume levels for long periods.
Temperature: 0℃—40℃
Adapter shall be installed near the equipment
and shall be easily accessible.
This device may be operated in all member states of the EU. Observe
national and local regulations where the device is used. This device
may be restricted for use,depending on the local network.
Redmi 4X
This device meets the government’s requirements for exposure toradio
waves.This device is designed and manufactured not toexceed the
emission limits for exposure to radio frequency (RF)energy.The exposure
standard for wireless device employs a unit of measurement known as
the Specic Absorption Rate, or SAR.
The SAR limit set by the FCC is 1.6W/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 be positioned a minimum
of 1.5 cm from the body. Use of other accessories may not ensure compliance
with FCC RF exposure guidelines. If you do not use a body-worn accessory
and are not holding the device at the ear, position the handset a minimum
of 1.5 cm from your body when the device is switched on.
Ensure that the power adapter used meets the requirements of
Clause 2.5 in IEC60950-1/EN60950-1 and has been tested and
approved according to national or local standards.
Changes or modications not expressly approved by the party
responsible for compliance could void the user's authority to operate
the equipment.
RF Exposure Information (SAR)
FCC Note:
0680