FCC ID 2AUYFRMX5303

Mobile Phone

by Realme Chongqing Mobile Telecommunications Corp., Ltd.

Grantee Code: 2AUYF   Product Code: RMX5303
Latest application date: 2025-04-27

FCC ID Device Details

FCC ID2AUYFRMX5303
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AUYF
Product CodeRMX5303
Applicant BusinessRealme Chongqing Mobile Telecommunications Corp., Ltd. 🇨🇳
Related Domains realme.com
Equipment ClassMobile Phone
Test FirmShenzhen Morlab Communications Technology Co. Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2025-04-27
5180-5240 MHzOriginal Equipment2025-04-27
2402-2480 MHzOriginal Equipment2025-04-27
2580-2610 MHzOriginal Equipment2025-04-27
13.56 MHzOriginal Equipment2025-04-27

Exhibits

DocumentTypeAvailableFile
User_ManualUsers Manual2025-10-24PDF 1.9 MB
internal photoInternal Photos2025-10-24PDF 2.9 MB
external photoExternal Photos2025-10-24PDF 1.3 MB
LabelID Label/Location Info2025-04-27PDF 91.9 KB
Test Setup PhotoTest Setup Photos2025-10-24PDF 851.5 KB
Test Setup PhotoTest Setup Photos2025-10-24PDF 660.2 KB
Test Setup PhotoTest Setup Photos2025-10-24PDF 684 KB
Test Setup PhotoTest Setup Photos2025-10-24PDF 683.4 KB
Test Setup PhotoTest Setup Photos2025-10-24PDF 299 KB
Test Setup PhotoTest Setup Photos2025-10-24PDF 426.5 KB
Tsup_SARTest Setup Photos2025-10-24PDF 571.3 KB
Antenna_SpecTest Report2025-04-27PDF 1,001.8 KB
SZ25020294E01_FCC_EMCTest Report2025-04-27PDF 1.3 MB
SZ25020294W02_BLE_DTSTest Report2025-04-27PDF 2.5 MB
SZ25020294W03_BTclassic_DSSTest Report2025-04-27PDF 4.5 MB
SZ25020294W04_WiFi2.4G_DTSTest Report2025-04-27PDF 4.1 MB
SZ25020294W05_WiFi5G_U-NII_PART1Test Report2025-04-27PDF 5.9 MB
SZ25020294W05_WiFi5G_U-NII_PART2Test Report2025-04-27PDF 4.5 MB
SZ25020294W06_NFC_DXXTest Report2025-04-27PDF 869.1 KB
SZ25020294W07_GSM_WCDMA_PCETest Report2025-04-27PDF 3.6 MB
SZ25020294W08_LTE_PCE_PART1Test Report2025-04-27PDF 5.8 MB
SZ25020294W08_LTE_PCE_PART2Test Report2025-04-27PDF 5.8 MB
SZ25020294W08_LTE_PCE_PART3Test Report2025-04-27PDF 3.2 MB
SZ25020294W09_LTE_Part90_PCETest Report2025-04-27PDF 4.2 MB
Attestation_Statements_Part2.911(d)(5)Attestation Statements2025-04-27PDF 68.4 KB
Attestation_Statements_Part2.911(d)(7)Attestation Statements2025-04-27PDF 232.2 KB
Confidentiality_Request_LetterCover Letter(s)2025-04-27PDF 105 KB
DTS_UNII_DeclarationLetterCover Letter(s)2025-04-27PDF 72.9 KB
POACover Letter(s)2025-04-27PDF 102.6 KB
WLAN_12_13ch_DeclarationLetterCover Letter(s)2025-04-27PDF 62.1 KB
SAR_AnnexCRF Exposure Info2025-04-27PDF 599.7 KB
SAR_AnnexDRF Exposure Info2025-04-27PDF 1.2 MB
SAR_AnnexERF Exposure Info2025-04-27PDF 479.1 KB
SAR_AnnexF1RF Exposure Info2025-04-27PDF 5.7 MB
SAR_AnnexF10RF Exposure Info2025-04-27PDF 3.6 MB
SAR_AnnexF11RF Exposure Info2025-04-27PDF 3.6 MB
SAR_AnnexF12RF Exposure Info2025-04-27PDF 5 MB
SAR_AnnexF2RF Exposure Info2025-04-27PDF 5.4 MB
SAR_AnnexF3RF Exposure Info2025-04-27PDF 1.4 MB
SAR_AnnexF4RF Exposure Info2025-04-27PDF 1.4 MB
SAR_AnnexF5RF Exposure Info2025-04-27PDF 2.4 MB
SAR_AnnexF6RF Exposure Info2025-04-27PDF 3.6 MB
SAR_AnnexF7RF Exposure Info2025-04-27PDF 3.6 MB
SAR_AnnexF8RF Exposure Info2025-04-27PDF 3.6 MB
SAR_AnnexF9RF Exposure Info2025-04-27PDF 3.6 MB
SZ25020294S01_Realme_RMX5303_FCC SARRF Exposure Info2025-04-27PDF 3.8 MB
Block_Diagram Metadata onlyBlock DiagramPDF 105.6 KB
SCH Metadata onlySchematicsPDF 2.6 MB
Operational_Description Metadata onlyOperational DescriptionPDF 232 KB
Software_Security_Info Metadata onlySDR Software/Security Info.PDF 119.9 KB
BOM Metadata onlyParts List/Tune Up InfoPDF 168.5 KB
Tune-Up Metadata onlyParts List/Tune Up InfoPDF 145.7 KB

Application Information

Application IDxEvAnftPjS6mcNvd1szWFQ==
Final Action Date2025-04-27
Application PurposeOriginal Equipment
Applicant FRN0028939957
ModelRMX5303
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionMobile Phone
Responsible PartyMega Huang, Manager, mega@realme.com , 0755-66869975
Test FirmMr. Su Feng, Shenzhen Morlab Communications Technology Co. Ltd., Zx.sun@morlab.cn , 86-755-36698566
TCB Emailbentje.holger@phoenix-testlab.de
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityYes
Short-Term Confidentiality Date10/24/2025
Long-Term ConfidentialityYes
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceYes
Composite PartNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo
Grant CommentsOutput power is maximum peak conducted.This device has integrated DXX, DSS, DTS, NII and PCE transmitters certified under the same FCC ID.SAR compliance for body-worn operating configurations is limited to the belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the user's body. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR values for body-worn accessory, hotspot and simultaneous transmission use conditions are <0.10 W/kg, <0.10 W/kg and 1.59 W/kg, respectively.

Applications

Application IDDatePurpose
xEvAnftPjS6mcNvd1szWFQ==2025-04-27Original Equipment
beQZmr+wJQQQc7VugGnCfQ==2025-04-27Original Equipment
YEzs22xckW/UlQh8p234kw==2025-04-27Original Equipment
HS9zolRyFau4in+eJt8cAQ==2025-04-27Original Equipment
F3SlAwGu89mRKBVorKyVrA==2025-04-27Original Equipment
5hI/Z7z1tvflLsC6cTCBxw==2025-04-27Original Equipment

Equipment Authorization

FrequencyOutputToleranceGrant Notes
CC
13.56 MHzCC
782 MHz0.0440.026ppm
782 MHz0.0390.026ppm
816.5-821.5 MHz0.0390.023ppm
816.5-821.5 MHz0.0350.023ppm
819 MHz0.0380.023ppm
819 MHz0.0330.023ppm
826.5-846.5 MHz0.040.023ppm
829-844 MHz0.0480.024ppm
829-844 MHz0.0440.024ppm
831.5-841.5 MHz0.0380.023ppm
831.5-841.5 MHz0.0360.023ppm
1712.4-1752.6 MHz0.1180.011ppm
1720-1745 MHz0.0920.013ppm
1720-1745 MHz0.0810.013ppm
1720-1770 MHz0.120.013ppm
1720-1770 MHz0.0980.013ppm
1850.2-1909.8 MHz0.1720.012ppm
1850.2-1909.8 MHz0.4690.012ppm
1852.4-1907.6 MHz0.1060.01ppm
1860-1900 MHz0.0920.011ppm
1860-1900 MHz0.0730.011ppm
2402-2480 MHz0.0127100CC
2402-2480 MHz0.00227CC
2412-2462 MHz0.27416CC
2510-2560 MHz0.1010.007ppm
2510-2560 MHz0.0890.007ppm
2545-2645 MHz0.1220.008ppm
2545-2645 MHz0.0980.008ppm
2580-2610 MHz0.1210.008ppm
2580-2610 MHz0.0990.008ppm
5180-5240 MHz0.06683CC
5260-5320 MHz0.07047CC
5500-5700 MHz0.06486CC
5745-5825 MHz0.05559CC

Grants

TCB Grant - Application YEzs22xckW/UlQh8p234kw==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  PHOENIX TESTLAB GmbH
Koenigswinkel 10
32825 Blomberg,
Germany
Date of Grant: 04/27/2025

Application Dated: 04/27/2025
Realme Chongqing Mobile Telecommunications Corp., Ltd.
No.178 Yulong Avenue, Yufengshan
Yubei District
Chongqing,
China
 
Attention: Mega Huang , Manager

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AUYFRMX5303
Name of Grantee:  Realme Chongqing Mobile Telecommunications Corp., Ltd.
Equipment Class: Digital Transmission System
Notes: Mobile Phone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2402.0  -  2480.0 0.00227  
CC 15C 2412.0  -  2462.0 0.27416  

Output power is maximum peak conducted.

This device supports IEEE 802.11 b/g/n20/n40 MHz channel bandwidths.

This device has integrated DXX, DSS, DTS, NII and PCE transmitters certified under the same FCC ID.

SAR compliance for body-worn operating configurations is limited to the belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the user's body. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR values for head, body-worn accessory, hotspot and simultaneous transmission use conditions are 0.95 W/kg, 0.43 W/kg, 0.43 W/kg, and 1.59 W/kg, respectively.


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application xEvAnftPjS6mcNvd1szWFQ==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  PHOENIX TESTLAB GmbH
Koenigswinkel 10
32825 Blomberg,
Germany
Date of Grant: 04/27/2025

Application Dated: 04/27/2025
Realme Chongqing Mobile Telecommunications Corp., Ltd.
No.178 Yulong Avenue, Yufengshan
Yubei District
Chongqing,
China
 
Attention: Mega Huang , Manager

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AUYFRMX5303
Name of Grantee:  Realme Chongqing Mobile Telecommunications Corp., Ltd.
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Mobile Phone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2402.0  -  2480.0 0.01271  

Output power is maximum peak conducted.

This device has integrated DXX, DSS, DTS, NII and PCE transmitters certified under the same FCC ID.

SAR compliance for body-worn operating configurations is limited to the belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the user's body. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR values for body-worn accessory, hotspot and simultaneous transmission use conditions are <0.10 W/kg, <0.10 W/kg and 1.59 W/kg, respectively.


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application HS9zolRyFau4in+eJt8cAQ==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  PHOENIX TESTLAB GmbH
Koenigswinkel 10
32825 Blomberg,
Germany
Date of Grant: 04/27/2025

Application Dated: 04/27/2025
Realme Chongqing Mobile Telecommunications Corp., Ltd.
No.178 Yulong Avenue, Yufengshan
Yubei District
Chongqing,
China
 
Attention: Mega Huang , Manager

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AUYFRMX5303
Name of Grantee:  Realme Chongqing Mobile Telecommunications Corp., Ltd.
Equipment Class: PCS Licensed Transmitter held to ear
Notes: Mobile Phone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
22H 824.2  -  848.8 0.388 0.024  PM 244KGXW
22H 824.2  -  848.8 0.087 0.022  PM 244KG7W
22H 826.4  -  846.6 0.055 0.024  PM 4M17F9W
22H 829.0  -  844.0 0.048 0.024  PM 8M99G7D
22H 829.0  -  844.0 0.044 0.024  PM 8M96W7D
22H 831.5  -  841.5 0.038 0.023  PM 13M5G7D
22H 831.5  -  841.5 0.036 0.023  PM 13M4W7D
22H 826.5  -  846.5 0.04 0.023  PM 4M48G7D
24E 1850.2  -  1909.8 0.469 0.012  PM 244KGXW
24E 1850.2  -  1909.8 0.172 0.012  PM 249KG7W
24E 1852.4  -  1907.6 0.106 0.01  PM 4M18F9W
24E 1860.0  -  1900.0 0.092 0.011  PM 18M0G7D
24E 1860.0  -  1900.0 0.073 0.011  PM 17M9W7D
27 1712.4  -  1752.6 0.118 0.011  PM 4M17F9W
27 1720.0  -  1745.0 0.092 0.013  PM 17M9G7D
27 1720.0  -  1745.0 0.081 0.013  PM 18M0W7D
27 2510.0  -  2560.0 0.101 0.007  PM 17M9G7D
27 2510.0  -  2560.0 0.089 0.007  PM 18M0W7D
27 782.0  -  782.0 0.044 0.026  PM 8M97G7D
27 782.0  -  782.0 0.039 0.026  PM 8M96W7D
27 2580.0  -  2610.0 0.121 0.008  PM 17M9G7D
27 2580.0  -  2610.0 0.099 0.008  PM 17M9W7D
27 2545.0  -  2645.0 0.122 0.008  PM 17M9G7D
27 2545.0  -  2645.0 0.098 0.008  PM 17M9W7D
27 1720.0  -  1770.0 0.12 0.013  PM 17M9G7D
27 1720.0  -  1770.0 0.098 0.013  PM 18M0W7D
90 819.0  -  819.0 0.038 0.023  PM 8M99G7D
90 819.0  -  819.0 0.033 0.023  PM 8M95W7D
90 816.5  -  821.5 0.039 0.023  PM 4M49G7D
90 816.5  -  821.5 0.035 0.023  PM 4M49W7D

Output power listed for GSM850, WCDMA Band 5, LTE Band 5/13/26 are maximum ERP, except Part 90 operations, which are conducted.

Output power listed for PCS1900, WCDMA Band 2/4, LTE Band 2/4/7/38/41/66 are maximum EIRP.

It supports GSM, WCDMA, LTE (QPSK, 16QAM),

LTE B2, B4, B5, B7, B13, B26, B38, B41, B66

Channel Bandwidth (1.4/3/5/10 MHz) for LTE B5,

Channel Bandwidth (1.4/3/5/10/15 MHz) for LTE B26,

Channel Bandwidth (1.4/3/5/10/15/20 MHz) for LTE B2, B4, B66,

Channel Bandwidth (5/10 MHz) for LTE B13,

Channel Bandwidth (5/10/15/20 MHz) for LTE B7, B38, B41,

This device contains functions that are not operational in U.S. Territories; this filing is only applicable for U.S. operations.

This device has integrated DXX, DTS, DSS, NII and PCE transmitters certified under the same FCC ID.

SAR compliance for body-worn operating configurations is limited to the belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the user's body. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR values for Head, body-worn accessory, hotspot and simultaneous transmission use conditions are 1.15 W/kg, 1.16 W/kg, 1.16 W/kg, and 1.59 W/kg, respectively.


TCB Grant - Application F3SlAwGu89mRKBVorKyVrA==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  PHOENIX TESTLAB GmbH
Koenigswinkel 10
32825 Blomberg,
Germany
Date of Grant: 04/27/2025

Application Dated: 04/27/2025
Realme Chongqing Mobile Telecommunications Corp., Ltd.
No.178 Yulong Avenue, Yufengshan
Yubei District
Chongqing,
China
 
Attention: Mega Huang , Manager

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AUYFRMX5303
Name of Grantee:  Realme Chongqing Mobile Telecommunications Corp., Ltd.
Equipment Class: Part 15 Class B Computing Device Peripheral
Notes: Mobile Phone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15B  - 


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application beQZmr+wJQQQc7VugGnCfQ==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  PHOENIX TESTLAB GmbH
Koenigswinkel 10
32825 Blomberg,
Germany
Date of Grant: 04/27/2025

Application Dated: 04/27/2025
Realme Chongqing Mobile Telecommunications Corp., Ltd.
No.178 Yulong Avenue, Yufengshan
Yubei District
Chongqing,
China
 
Attention: Mega Huang , Manager

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AUYFRMX5303
Name of Grantee:  Realme Chongqing Mobile Telecommunications Corp., Ltd.
Equipment Class: Unlicensed National Information Infrastructure TX
Notes: Mobile Phone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15E 5180.0  -  5240.0 0.06683  
CC 15E 5260.0  -  5320.0 0.07047  
CC 15E 5500.0  -  5700.0 0.06486  
CC 15E 5745.0  -  5825.0 0.05559  

Output power is maximum average conducted.

This device supports IEEE 802.11 a/n/ac 20, 40 and 80 MHz channel bandwidths.

This device has integrated DXX, DSS, DTS, NII and PCE transmitters certified under the same FCC ID.

SAR compliance for body-worn operating configurations is limited to the belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the user's body. The highest reported SAR values for head, body-worn accessory, hotspot and simultaneous transmission use conditions are 1.15 W/kg, 0.93 W/kg, 0.93 W/kg, and 1.59 W/kg, respectively. Product specific SAR at 10-gram tissue is 1.47 W/kg.


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application 5hI/Z7z1tvflLsC6cTCBxw==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  PHOENIX TESTLAB GmbH
Koenigswinkel 10
32825 Blomberg,
Germany
Date of Grant: 04/27/2025

Application Dated: 04/27/2025
Realme Chongqing Mobile Telecommunications Corp., Ltd.
No.178 Yulong Avenue, Yufengshan
Yubei District
Chongqing,
China
 
Attention: Mega Huang , Manager

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2AUYFRMX5303
Name of Grantee:  Realme Chongqing Mobile Telecommunications Corp., Ltd.
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Mobile Phone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 13.56  -  13.56  

This device has integrated DXX, DSS, DTS, NII and PCE transmitters certified under the same FCC ID.

CC: This device is certified pursuant to two different Part 15 rules sections.