FCC ID 2BSMB-SP555D

smart phone

by DXDRAGON Limited

Grantee Code: 2BSMB Product Code: SP555D

Latest application date: 2026-03-27

FCC ID Device Details

FCC ID	2BSMB-SP555D
Mirrors	fcc.id \| gov \| fccid.ai
Grantee Code	2BSMB
Product Code	SP555D
Applicant Business	DXDRAGON Limited 🇨🇳
Related Domains	dxdragon.cn miramontsolutions.com
Equipment Class	smart phone
Test Firm	BTF Testing Lab (Shenzhen) Co., Ltd.

Operating Frequencies

Frequency Range	Application Purpose	Final Action Date
2402-2480 MHz	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 08/17/2021	2026-03-27
859-894 MHz	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 08/17/2021	2026-03-27
2412-2462 MHz	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 03/26/2026	2026-03-27
2506-2680 MHz	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 03/13/2026	2026-03-27

Exhibits

Document	Type	Available	File
External Photo	External Photos	2026-03-27	PDF 803.4 KB
FCC Change in ID Request	External Photos	2026-03-27	PDF 176.8 KB
Label	ID Label/Location Info	2026-03-27	PDF 1.4 MB
Attestation Statement-Kaspersky	Attestation Statements	2026-03-27	PDF 170.2 KB
Attestation Statements-Not Covered	Attestation Statements	2026-03-27	PDF 92.6 KB
US Agent	Attestation Statements	2026-03-27	PDF 398.3 KB
Differences Declaration Letter	Cover Letter(s)	2026-03-27	PDF 195.1 KB
FCC Authorization from Original Grantee for ID change	Cover Letter(s)	2026-03-27	PDF 64.3 KB
FCC Change in ID Request	Cover Letter(s)	2026-03-27	PDF 176.8 KB
POA	Cover Letter(s)	2026-03-27	PDF 88.1 KB

Application Information

Application ID	moFBfHx82hskOvNHHMKVaQ==
Final Action Date	2026-03-27
Application Purpose	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 08/17/2021
Applicant FRN	0037554961
Model	SP555D
Frequency Range	2402-2480 MHz
Equipment Class	DSS - Part 15 Spread Spectrum Transmitter
Device Description	smart phone
Responsible Party	Hedy He, cert@dxdragon.cn , 85228587128
Non-Technical Contact	Wenyi Wang, MIRAMONT SOLUTIONS LLC, wenyiwang@miramontsolutions.com , 9514013633
Test Firm	Ryan CJ, BTF Testing Lab (Shenzhen) Co., Ltd., Ryan.cj@btf-lab.com , 86-755-23146130
TCB Email	joe_chew@derycom-us.com
TCB Scope	A4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term Confidentiality	No
Long-Term Confidentiality	No
Modular Equipment	Does not apply
Composite Device	Yes
Cognitive Radio	No
Authorization Waiver	No
Authorization Waiver Approved	No
Section 5301 Certification	Yes
Related OET Knowledge DataBase Inquiry	No

Applications

Application ID	Date	Purpose
moFBfHx82hskOvNHHMKVaQ==	2026-03-27	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 08/17/2021
hZEX0Rvwr5kFO0MMSaHADg==	2026-03-27	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 08/17/2021
ZVksmcPt7MtZBoyMP+PBWw==	2026-03-27	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 03/26/2026
NSSPuDGFcJcjFCJfNwh0dg==	2026-03-27	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 03/13/2026
5Nc1cWMbSypx4zsALVt3aA==	2026-03-27	Change in identification of presently authorized equipment. Original FCC ID: 2ALZM-U696CL Grant Date: 08/17/2021

Equipment Authorization

Frequency	Output	Tolerance	Emission	Rules	Grant Notes
2402-2480 MHz	0.001			15C	CC
2412-2462 MHz	0.126			15C	CC
824.2-848.8 MHz	0.953	0.1 PM	247KGXW	22H
824.2-848.8 MHz	0.222	0.1 PM	244KG7W	22H
1850.2-1909.8 MHz	1.186	0.1 PM	248KGXW	24E
1850.2-1909.8 MHz	0.573	0.1 PM	245KG7W	24E
1852.4-1907.6 MHz	0.258	0.1 PM	4M14F9W	24E
1712.4-1752.6 MHz	0.221	0.1 PM	4M15F9W	27
826.4-846.6 MHz	0.102	0.1 PM	4M14F9W	22H
1860-1900 MHz	0.288	0.1 PM	17M9G7D	24E
1860-1900 MHz	0.23	0.1 PM	17M9W7D	24E
1720-1745 MHz	0.22	0.1 PM	17M9G7D	27
1720-1745 MHz	0.191	0.1 PM	17M9W7D	27
829-844 MHz	0.108	0.1 PM	8M95G7D	22H
829-844 MHz	0.085	0.1 PM	8M91W7D	22H
824.7-848.3 MHz	0.091	0.1 PM	1M10W7D	22H
704-711 MHz	0.053	0.1 PM	8M91G7D	27
699.7-715.3 MHz	0.055	0.1 PM	1M09G7D	27
704-711 MHz	0.046	0.1 PM	8M91W7D	27
1860-1905 MHz	0.255	0.1 PM	17M9G7D	24E
1860-1905 MHz	0.18	0.1 PM	17M9W7D	24E
1855-1910 MHz	0.225	0.1 PM	8M95W7D	24E
819 MHz	0.223	0.1 PM	8M93G7D	90
816.5-821.5 MHz	0.228	0.1 PM	4M48G7D	90
819 MHz	0.158	0.1 PM	8M91W7D	90
814.7-823.3 MHz	0.192	0.1 PM	1M10W7D	90
831.5-841.5 MHz	0.107	0.1 PM	13M6G7D	22H
831.5-841.5 MHz	0.086	0.1 PM	13M5W7D	22H
2506-2680 MHz	0.678	0.1 PM	17M9G7D	27
2506-2680 MHz	0.528	0.1 PM	17M9W7D	27
1720-1770 MHz	0.224	0.1 PM	18M0G7D	27
1712.5-1777.5 MHz	0.229	0.1 PM	4M48G7D	27
1720-1770 MHz	0.185	0.1 PM	17M9W7D	27
1712.5-1777.5 MHz	0.189	0.1 PM	4M48W7D	27
673-688 MHz	0.056	0.1 PM	17M9G7D	27
658-693 MHz	0.057	0.1 PM	8M93G7D	27
673-688 MHz	0.046	0.1 PM	17M9W7D	27
670.5-690.5 MHz	0.047	0.1 PM	13M5W7D	27
709-711 MHz	0.0273	0.1 PM	9M07G7D	27
709-711 MHz	0.024	0.1 PM	9M07W7D	27
706.5-713.5 MHz	0.0275	0.1 PM	4M59G7D	27
2402-2480 MHz	0.023			15C	CC
617-652 MHz				15B	CC
729-746 MHz				15B	CC
859-894 MHz				15B	CC
				15B	CC

Grants

TCB Grant - Application ZVksmcPt7MtZBoyMP+PBWw==

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

DERYCOM CERTIFICATION SERVICES, INC.
1100 Falcon Avenue
Glencoe, MN 55336

Date of Grant: 03/27/2026

Application Dated: 03/27/2026

DXDRAGON Limited

2107-8 Room,Kai Tsz Commercial Building,

317-319 Desu Road,Sheung Wam, HongKong,21st Floor

HongKong,
China

Attention: Hedy He ,

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:	2BSMB-SP555D

Name of Grantee:	DXDRAGON Limited

Equipment Class:	Digital Transmission System
Notes:	smart phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15C	2402.0 - 2480.0	0.001
CC	15C	2412.0 - 2462.0	0.126

Output Power listed is the maximum conducted output power. SAR compliance for body-worn operating configurations is limited to belt-clips and holsters that have no metallic components in the assembly and cause the device to operate with the minimum separation distance of 1.5 cm, as described in this filing. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn accessory, product specific (wireless router), and simultaneous transmission exposure conditions are 0.46 W/kg, <0.10 W/kg, 0.15 W/kg and 1.59 W/kg, respectively.

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

TCB Grant - Application NSSPuDGFcJcjFCJfNwh0dg==

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

DERYCOM CERTIFICATION SERVICES, INC.
1100 Falcon Avenue
Glencoe, MN 55336

Date of Grant: 03/27/2026

Application Dated: 03/27/2026

DXDRAGON Limited

2107-8 Room,Kai Tsz Commercial Building,

317-319 Desu Road,Sheung Wam, HongKong,21st Floor

HongKong,
China

Attention: Hedy He ,

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:	2BSMB-SP555D

Name of Grantee:	DXDRAGON Limited

Equipment Class:	PCS Licensed Transmitter held to ear
Notes:	smart phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
	22H	824.2 - 848.8	0.953	0.1 PM	247KGXW
	22H	824.2 - 848.8	0.222	0.1 PM	244KG7W
	24E	1850.2 - 1909.8	1.186	0.1 PM	248KGXW
	24E	1850.2 - 1909.8	0.573	0.1 PM	245KG7W
	24E	1852.4 - 1907.6	0.258	0.1 PM	4M14F9W
	27	1712.4 - 1752.6	0.221	0.1 PM	4M15F9W
	22H	826.4 - 846.6	0.102	0.1 PM	4M14F9W
	24E	1860.0 - 1900.0	0.288	0.1 PM	17M9G7D
	24E	1860.0 - 1900.0	0.23	0.1 PM	17M9W7D
	27	1720.0 - 1745.0	0.22	0.1 PM	17M9G7D
	27	1720.0 - 1745.0	0.191	0.1 PM	17M9W7D
	22H	829.0 - 844.0	0.108	0.1 PM	8M95G7D
	22H	829.0 - 844.0	0.085	0.1 PM	8M91W7D
	22H	824.7 - 848.3	0.091	0.1 PM	1M10W7D
	27	704.0 - 711.0	0.053	0.1 PM	8M91G7D
	27	699.7 - 715.3	0.055	0.1 PM	1M09G7D
	27	704.0 - 711.0	0.046	0.1 PM	8M91W7D
	24E	1860.0 - 1905.0	0.255	0.1 PM	17M9G7D
	24E	1860.0 - 1905.0	0.18	0.1 PM	17M9W7D
	24E	1855.0 - 1910.0	0.225	0.1 PM	8M95W7D
	90	819.0 - 819.0	0.223	0.1 PM	8M93G7D
	90	816.5 - 821.5	0.228	0.1 PM	4M48G7D
	90	819.0 - 819.0	0.158	0.1 PM	8M91W7D
	90	814.7 - 823.3	0.192	0.1 PM	1M10W7D
	22H	831.5 - 841.5	0.107	0.1 PM	13M6G7D
	22H	831.5 - 841.5	0.086	0.1 PM	13M5W7D
	27	2506.0 - 2680.0	0.678	0.1 PM	17M9G7D
	27	2506.0 - 2680.0	0.528	0.1 PM	17M9W7D
	27	1720.0 - 1770.0	0.224	0.1 PM	18M0G7D
	27	1712.5 - 1777.5	0.229	0.1 PM	4M48G7D
	27	1720.0 - 1770.0	0.185	0.1 PM	17M9W7D
	27	1712.5 - 1777.5	0.189	0.1 PM	4M48W7D
	27	673.0 - 688.0	0.056	0.1 PM	17M9G7D
	27	658.0 - 693.0	0.057	0.1 PM	8M93G7D
	27	673.0 - 688.0	0.046	0.1 PM	17M9W7D
	27	670.5 - 690.5	0.047	0.1 PM	13M5W7D
	27	709.0 - 711.0	0.0273	0.1 PM	9M07G7D
	27	709.0 - 711.0	0.024	0.1 PM	9M07W7D
	27	706.5 - 713.5	0.0275	0.1 PM	4M59G7D

Output Power is EIRP and ERP for above and below 1 GHz, respectively, except for Part90 LTE Band 26 emissions, which are conducted. SAR compliance for body-worn operating configurations is limited to belt-clips and holsters that have no metallic components in the assembly and cause the device to operate with the minimum separation distance of 1.5 cm, as described in this filing. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn accessory, product specific (wireless router), and simultaneous transmission and product specific (10g SAR) exposure conditions are 0.31 W/kg, 0.73 W/kg, 1.44 W/kg, 1.59W/kg and 2.39 W/kg, respectively. This device supports LTE of 1.4, 3, 5, 10, 15 and 20 MHz bandwidth modes for FDD LTE Bands 2, 4, 25 and 66; LTE of 1.4, 3, 5 and 10 MHz bandwidth modes for FDD LTE Bands 5, 12 and 26; LTE of 1.4, 3, 5, 10 and 15 MHz bandwidth modes for FDD LTE Band 26; LTE of 5, 10, 15 and 20 MHz bandwidth modes for FDD LTE Band 71; and LTE of 5, 10, 15 and 20 MHz bandwidth modes for TDD LTE Band41; LTE of 5 and 10 MHz bandwidth modes for FDD LTE Band 17. This device contains functions that are not operational in U.S. Territories; this filing is applicable only for U.S. operations.

TCB Grant - Application moFBfHx82hskOvNHHMKVaQ==

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

DERYCOM CERTIFICATION SERVICES, INC.
1100 Falcon Avenue
Glencoe, MN 55336

Date of Grant: 03/27/2026

Application Dated: 03/27/2026

DXDRAGON Limited

2107-8 Room,Kai Tsz Commercial Building,

317-319 Desu Road,Sheung Wam, HongKong,21st Floor

HongKong,
China

Attention: Hedy He ,

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:	2BSMB-SP555D

Name of Grantee:	DXDRAGON Limited

Equipment Class:	Part 15 Spread Spectrum Transmitter
Notes:	smart phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15C	2402.0 - 2480.0	0.023

Output Power listed is the maximum conducted output power. SAR compliance for body-worn operating configurations is limited to belt-clips and holsters that have no metallic components in the assembly and cause the device to operate with the minimum separation distance of 1.5 cm, as described in this filing. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn accessory, product specific (wireless router), and simultaneous transmission exposure conditions are 0.23 W/kg, <0.10 W/kg, <0.10 W/kg and 1.47 W/kg, respectively.

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

TCB Grant - Application hZEX0Rvwr5kFO0MMSaHADg==

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

DERYCOM CERTIFICATION SERVICES, INC.
1100 Falcon Avenue
Glencoe, MN 55336

Date of Grant: 03/27/2026

Application Dated: 03/27/2026

DXDRAGON Limited

2107-8 Room,Kai Tsz Commercial Building,

317-319 Desu Road,Sheung Wam, HongKong,21st Floor

HongKong,
China

Attention: Hedy He ,

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:	2BSMB-SP555D

Name of Grantee:	DXDRAGON Limited

Equipment Class:	Communications Rcvr for use w/ licensed Tx and CBs
Notes:	smart phone

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15B	617.0 - 652.0
CC	15B	729.0 - 746.0
CC	15B	859.0 - 894.0

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

TCB Grant - Application 5Nc1cWMbSypx4zsALVt3aA==

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

DERYCOM CERTIFICATION SERVICES, INC.
1100 Falcon Avenue
Glencoe, MN 55336

Date of Grant: 03/27/2026

Application Dated: 03/27/2026

DXDRAGON Limited

2107-8 Room,Kai Tsz Commercial Building,

317-319 Desu Road,Sheung Wam, HongKong,21st Floor

HongKong,
China

Attention: Hedy He ,

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:	2BSMB-SP555D

Name of Grantee:	DXDRAGON Limited

Equipment Class:	Part 15 Class B Computing Device Peripheral
Notes:	smart 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.