FCC ID 2BKL6-L181

Rugged feature phone

by Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

Grantee Code: 2BKL6 Product Code: L181

Latest application date: 2025-06-25

FCC ID Device Details

FCC ID	2BKL6-L181
Mirrors	fcc.id \| gov \| fccid.ai
Grantee Code	2BKL6
Product Code	L181
Applicant Business	Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd. 🇨🇳
Equipment Class	Rugged feature phone
Test Firm	Guangdong Asia Hongke Test Technology Limited

Operating Frequencies

Frequency Range	Application Purpose	Final Action Date
2402-2480 MHz	Original Equipment	2025-06-25
814-824 MHz	Original Equipment	2025-06-25
5180-5240 MHz	Original Equipment	2025-06-25
2412-2462 MHz	Original Equipment	2025-06-25

Exhibits

Document	Type	Available	File
User manual	Users Manual	2025-06-25	PDF 646 KB
Internal photo	Internal Photos	2025-06-25	PDF 3.3 MB
External photo	External Photos	2025-06-25	PDF 1.8 MB
label_FCC	ID Label/Location Info	2025-06-25	PDF 333.8 KB
Test Setup photo-SAR	RF Exposure Info	2025-06-25	PDF 681 KB
Test setup photos_DSS DTS NII	Test Setup Photos	2025-06-25	PDF 1 MB
Test setup photos_PCE	Test Setup Photos	2025-06-25	PDF 1.2 MB
AiTSZ-250519024FW1_FCC Test Report_BT	Test Report	2025-06-25	PDF 3.4 MB
AiTSZ-250519024FW2_FCC Test Report_BLE	Test Report	2025-06-25	PDF 1.3 MB
AiTSZ-250519024FW3_FCC Test Report_2.4G WIFI	Test Report	2025-06-25	PDF 1.3 MB
AiTSZ-250519024FW4_FCC Test Report_5G WIFI	Test Report	2025-06-25	PDF 1.5 MB
AiTSZ-250519024FW5_FCC Test Report_GSM WCDMA	Test Report	2025-06-25	PDF 1 MB
AiTSZ-250519024FW6_FCC Test Report_LTE	Test Report	2025-06-25	PDF 1.3 MB
AiTSZ-250519024FW7_Test Report SAR_Part1	RF Exposure Info	2025-06-25	PDF 6 MB
AiTSZ-250519024FW7_Test Report SAR_Part2	RF Exposure Info	2025-06-25	PDF 5.8 MB
AiTSZ-250519024FW7_Test Report SAR_Part3	RF Exposure Info	2025-06-25	PDF 6 MB
AiTSZ-250519024FW7_Test Report SAR_Part4	RF Exposure Info	2025-06-25	PDF 2.3 MB
Antenna specification	Test Report	2025-06-25	PDF 4.2 MB
Appendix RF test data for 5G WIFI_NII band 1	Test Report	2025-06-25	PDF 4.8 MB
Appendix RF test data for 5G WIFI_NII band 3	Test Report	2025-06-25	PDF 4.8 MB
Appendix RF test data for BLE	Test Report	2025-06-25	PDF 1.7 MB
Appendix RF test data for BT	Test Report	2025-06-25	PDF 3.5 MB
Appendix RF test data for GSM_band_GSM850	Test Report	2025-06-25	PDF 4.7 MB
Appendix RF test data for GSM_band_PCS1900	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_26a_Part1	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_26a_Part2	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_26a_Part3	Test Report	2025-06-25	PDF 1.3 MB
Appendix RF test data for LTE_band_26b_Part1	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_26b_Part2	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_26b_Part3	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_26b_Part4	Test Report	2025-06-25	PDF 1.6 MB
Appendix RF test data for LTE_band_2_Part1	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_2_Part2	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_2_Part3	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_2_Part4	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_2_Part5	Test Report	2025-06-25	PDF 2.4 MB
Appendix RF test data for LTE_band_41_Part1	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_41_Part2	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_41_Part3	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_41_Part4	Test Report	2025-06-25	PDF 3.3 MB
Appendix RF test data for LTE_band_5_Part1	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_5_Part2	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_5_Part3	Test Report	2025-06-25	PDF 3.6 MB
Appendix RF test data for LTE_band_7_Part1	Test Report	2025-06-25	PDF 5.9 MB
Appendix RF test data for LTE_band_7_Part2	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_7_Part3	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for LTE_band_7_Part4	Test Report	2025-06-25	PDF 1.7 MB
Appendix RF test data for WCDMA_band_2	Test Report	2025-06-25	PDF 6 MB
Appendix RF test data for WCDMA_band_5	Test Report	2025-06-25	PDF 5.2 MB
Appendix RF test data for WIFI2.4G	Test Report	2025-06-25	PDF 2.9 MB
US Agent 2BKL6-L181	Attestation Statements	2025-06-25	PDF 147.4 KB
USA-CoveredEquipmentLetter-Combined_V1.1	Attestation Statements	2025-06-25	PDF 128.2 KB
FCC Declaration of Disable WLAN Channel 12 and 13	Cover Letter(s)	2025-06-25	PDF 109.6 KB
USA-ConfidentialityRequestLetter_V0.1	Cover Letter(s)	2025-06-25	PDF 104.3 KB
USA-NIIDeclarationLetter_V0.1 -Slaver	Cover Letter(s)	2025-06-25	PDF 167.6 KB
Block diagram Metadata only	Block Diagram		PDF 164.4 KB
Schematic Metadata only	Schematics		PDF 574.1 KB
Operational description Metadata only	Operational Description		PDF 167.3 KB
USA-DueDigilenceLetter_V0.1 Metadata only	Operational Description		PDF 140.6 KB
USA-SoftwareSecurityKDB594280D02_Slaver Metadata only	SDR Software/Security Info.		PDF 548.7 KB
Part list Metadata only	Parts List/Tune Up Info		PDF 70.7 KB
SBOM Metadata only	Parts List/Tune Up Info		PDF 39.9 KB
Tune Up Metadata only	Parts List/Tune Up Info		PDF 104.1 KB

Application Information

Application ID	AGHW79/y6wOOBlMm5ltBTA==
Final Action Date	2025-06-25
Application Purpose	Original Equipment
Applicant FRN	0035872480
Model	L181
Frequency Range	2402-2480 MHz
Equipment Class	DSS - Part 15 Spread Spectrum Transmitter
Device Description	Rugged feature phone
Responsible Party	Momo Zhang, Manager, 1429456120@qq.com , 0755-28191965
Test Firm	Coin Tang, Guangdong Asia Hongke Test Technology Limited, coin.tang@aitek.org.cn , +86 755 23096763
TCB Email	o.kneip@kl-certification.de
TCB Scope	A4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term Confidentiality	No
Long-Term Confidentiality	Yes
Grant Deferral	No
Modular Equipment	Does not apply
Composite Device	Yes
Composite Part	No
Cognitive Radio	No
Authorization Waiver	No
Authorization Waiver Approved	No
Section 5301 Certification	Yes
Related OET Knowledge DataBase Inquiry	No
Grant Comments	Output Power listed is peak conducted.

Applications

Application ID	Date	Purpose
AGHW79/y6wOOBlMm5ltBTA==	2025-06-25	Original Equipment
+ihFHQaFRC2lqd1dcY8rMA==	2025-06-25	Original Equipment
+VfeUn0WuBR5S0kx4dPKEw==	2025-06-25	Original Equipment
+RP2U8QQqbiv8ZIf2VOwZA==	2025-06-25	Original Equipment

Equipment Authorization

Frequency	Output	Tolerance	Rules	Grant Notes
814-824 MHz	0.1169	2.5ppm
814-824 MHz	0.1117	2.5ppm
814-824 MHz	0.0785	2.5ppm
824-849 MHz	0.1507	2.5ppm
824-849 MHz	0.1199	2.5ppm
824-849 MHz	0.1146	2.5ppm
824-849 MHz	0.1127	2.5ppm
824-849 MHz	0.0793	2.5ppm
824-849 MHz	0.1531	2.5ppm
826.4-846.6 MHz	0.113	2.5ppm
1850-1910 MHz	0.3499	2.5ppm
1850-1910 MHz	0.3162	2.5ppm
1850.2-1909.8 MHz	1.2972	2.5ppm	1.2972
1850.2-1909.8 MHz	0.6501	2.5ppm
1852.4-1907.6 MHz	0.2673	2.5ppm
2402-2480 MHz	0.0060000			CC
2402-2480 MHz	0.0004			CC
2412-2462 MHz	0.0366			CC
2500-2570 MHz	0.3614	2.5ppm
2500-2570 MHz	0.2799	2.5ppm
2555-2655 MHz	0.3412	2.5ppm
2555-2655 MHz	0.2046	2.5ppm
2555-2655 MHz	0.2061	2.5ppm
5180-5240 MHz	0.0086			CC
5745-5825 MHz	0.0085			CC

Grants

TCB Grant - Application AGHW79/y6wOOBlMm5ltBTA==

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

KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany

Date of Grant: 06/25/2025

Application Dated: 06/25/2025

Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

3F,5F,Industrial Building,No.1,

Quanxinyuan Industrial Zone,Tongsheng Community,

Dalang Street,Longhua District,Shenzhen,
China

Attention: Momo Zhang , 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:	2BKL6-L181

Name of Grantee:	Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

Equipment Class:	Part 15 Spread Spectrum Transmitter
Notes:	Rugged feature phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15C	2402.0 - 2480.0	0.006

Output Power listed is peak conducted.

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

TCB Grant - Application +VfeUn0WuBR5S0kx4dPKEw==

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

KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany

Date of Grant: 06/25/2025

Application Dated: 06/25/2025

Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

3F,5F,Industrial Building,No.1,

Quanxinyuan Industrial Zone,Tongsheng Community,

Dalang Street,Longhua District,Shenzhen,
China

Attention: Momo Zhang , 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:	2BKL6-L181

Name of Grantee:	Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

Equipment Class:	Unlicensed National Information Infrastructure TX
Notes:	Rugged feature phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15E	5180.0 - 5240.0	0.0086
CC	15E	5745.0 - 5825.0	0.0085

Output power listed is average conducted. This device supports 802.11a, 802.11n and 802.11ac with a 20 MHz, 40 MHz and 80 MHz bandwidth mode. For body worn operation, this Rugged feature phone has been tested and meets FCC RF exposure guidelines when used with an accessory that contains no metal and that positions the Rugged feature phone a minimum of 5 mm from the body. Use of other accessories may not ensure compliance with FCC RF exposure guidelines. End users must be informed of the body worn requirements for satisfying RF Exposure compliance. The highest reported SAR for head, body-worn accessory, wireless router and simultaneous transmission use conditions are 0.61 W/kg, 0.49 W/kg, 0.49 W/kg, and 1.18 W/kg, respectively.

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

TCB Grant - Application +RP2U8QQqbiv8ZIf2VOwZA==

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

KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany

Date of Grant: 06/25/2025

Application Dated: 06/25/2025

Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

3F,5F,Industrial Building,No.1,

Quanxinyuan Industrial Zone,Tongsheng Community,

Dalang Street,Longhua District,Shenzhen,
China

Attention: Momo Zhang , 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:	2BKL6-L181

Name of Grantee:	Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

Equipment Class:	Digital Transmission System
Notes:	Rugged feature phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15C	2402.0 - 2480.0	0.0004
CC	15C	2412.0 - 2462.0	0.0366

Output Power listed is peak conducted. This device supports 802.11b, 802.11g and 802.11n with a 20 MHz and 40 MHz bandwidth mode. For body worn operation, this Rugged feature phone has been tested and meets FCC RF exposure guidelines when used with an accessory that contains no metal and that positions the Rugged feature phone a minimum of 5 mm from the body. Use of other accessories may not ensure compliance with FCC RF exposure guidelines. End users must be informed of the body worn requirements for satisfying RF Exposure compliance. The highest reported SAR for head, body-worn accessory, wireless router and simultaneous transmission use conditions are 0.14 W/kg, 0.34 W/kg, 0.34 W/kg, and 0.97 W/kg, respectively.

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

TCB Grant - Application +ihFHQaFRC2lqd1dcY8rMA==

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

KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany

Date of Grant: 06/25/2025

Application Dated: 06/25/2025

Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

3F,5F,Industrial Building,No.1,

Quanxinyuan Industrial Zone,Tongsheng Community,

Dalang Street,Longhua District,Shenzhen,
China

Attention: Momo Zhang , 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:	2BKL6-L181

Name of Grantee:	Shenzhen Tianlong Century TechnologyDevelopment Co.,Ltd.

Equipment Class:	PCS Licensed Transmitter held to ear
Notes:	Rugged feature phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
	22H	824.2 - 848.8	1.0116	2.5 PM	247KGXW
	22H	824.2 - 848.8	0.3451	2.5 PM	255KG7W
	24E	1850.2 - 1909.8	1.2972	2.5 PM	249KGXW
	24E	1850.2 - 1909.8	0.6501	2.5 PM	244KG7W
	24E	1852.4 - 1907.6	0.2673	2.5 PM	4M18F9W
	22H	826.4 - 846.6	0.113	2.5 PM	4M17F9W
	24E	1850.0 - 1910.0	0.3499	2.5 PM	18M2G7D
	24E	1850.0 - 1910.0	0.3162	2.5 PM	18M2W7D
	22H	824.0 - 849.0	0.1531	2.5 PM	2M75G7D
	22H	824.0 - 849.0	0.1507	2.5 PM	9M08G7D
	22H	824.0 - 849.0	0.1199	2.5 PM	9M06W7D
	27	2500.0 - 2570.0	0.3614	2.5 PM	18M2G7D
	27	2500.0 - 2570.0	0.2799	2.5 PM	18M2W7D
	90	814.0 - 824.0	0.1169	2.5 PM	2M77G7D
	90	814.0 - 824.0	0.1117	2.5 PM	9M05G7D
	90	814.0 - 824.0	0.0785	2.5 PM	9M03W7D
	22H	824.0 - 849.0	0.1146	2.5 PM	2M77G7D
	22H	824.0 - 849.0	0.1127	2.5 PM	13M6G7D
	22H	824.0 - 849.0	0.0793	2.5 PM	13M6W7D
	27	2555.0 - 2655.0	0.3412	2.5 PM	4M56G7D
	27	2555.0 - 2655.0	0.2046	2.5 PM	18M2G7D
	27	2555.0 - 2655.0	0.2061	2.5 PM	18M1W7D

Output power listed is ERP for operation below 1GHz and EIRP for operation above 1GHz. This device supports LTE bandwidths of 1.4, 3, 5, 10, 15, 20 MHz at LTE Band 2 and of 1.4, 3, 5, 10 MHz at LTE Band 5 and of 5, 10, 15, 20 MHz at LTE Band 7/41 and of 1.4, 3, 5, 10, 15 MHz at LTE Band 26. For body worn operation, this Rugged feature phone has been tested and meets FCC RF exposure guidelines when used with an accessory that contains no metal and that positions the Rugged feature phone a minimum of 5 mm from the body. Use of other accessories may not ensure compliance with FCC RF exposure guidelines. End users must be informed of the body worn requirements for satisfying RF Exposure compliance. The highest reported SAR for head, body-worn accessory, wireless router and simultaneous transmission use conditions are 0.58 W/kg, 0.64 W/kg, 0.64 W/kg, and 1.18 W/kg, respectively. This device contains functions that are not operational in U.S. Territories. This filing is only applicable for US operations.