FCC ID 2AU63-ULTRA

Smart Ear Care Device

by Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Grantee Code: 2AU63 Product Code: ULTRA

Latest application date: 2026-01-06

FCC ID Device Details

FCC ID	2AU63-ULTRA
Mirrors	fcc.id \| gov \| fccid.ai
Grantee Code	2AU63
Product Code	ULTRA
Applicant Business	Heifeng Zhizao(Shenzhen)Technology Co.,Ltd 🇨🇳
Related Domains	blackbees.cn
Equipment Class	Smart Ear Care Device
Test Firm	Guangzhou LCS Compliance Testing Laboratory Ltd

Operating Frequencies

Frequency Range	Application Purpose	Final Action Date
2412-2462 MHz	Original Equipment	2026-01-06
5745-5825 MHz	Original Equipment	2026-01-06
2402-2480 MHz	Original Equipment	2026-01-06

Exhibits

Document	Type	Available	File
User Manual	Users Manual	2026-01-06	PDF 861.7 KB
Internal Photos	Internal Photos	2026-01-06	PDF 1,016.5 KB
External Photos	External Photos	2026-01-06	PDF 1.8 MB
Label and Location	ID Label/Location Info	2026-01-06	PDF 293.5 KB
Test Setup Photos	Test Setup Photos	2026-01-06	PDF 1.1 MB
Antenna specification	Test Report	2026-01-06	PDF 1.9 MB
Appendix A Test Data for BT FCC ID	Test Report	2026-01-06	PDF 5.7 MB
Appendix B Test Data for BT LE FCC ID	Test Report	2026-01-06	PDF 4.8 MB
Appendix C Test Data for 2.4GWIFI FCC ID PART 1	Test Report	2026-01-06	PDF 4.2 MB
Appendix C Test Data for 2.4GWIFI FCC ID PART 2	Test Report	2026-01-06	PDF 5.2 MB
Appendix D Test Data for 5.2GWIFI FCC ID	Test Report	2026-01-06	PDF 5.2 MB
Appendix E Test Data for 5.8GWIFI FCC ID	Test Report	2026-01-06	PDF 5.7 MB
LCSC11275030EA_BT test report	Test Report	2026-01-06	PDF 1 MB
LCSC11275030EB_BT LE test report	Test Report	2026-01-06	PDF 1 MB
LCSC11275030EC_2.4G WLAN test report	Test Report	2026-01-06	PDF 1 MB
LCSC11275030ED_5.2G WLAN test report	Test Report	2026-01-06	PDF 1.1 MB
LCSC11275030EE_5.8G WLAN test report	Test Report	2026-01-06	PDF 1,011.8 KB
USA-CoveredEquipmentLetter-Combined_V1.1	Attestation Statements	2026-01-06	PDF 143.4 KB
USA-LocalRepLetter_V1.1_2AU63-ULTRA	Attestation Statements	2026-01-06	PDF 106.3 KB
Declaration Letter of Model Difference	Cover Letter(s)	2026-01-06	PDF 100.2 KB
FCC Declaration of Disable WLAN Channel 12 and 13	Cover Letter(s)	2026-01-06	PDF 122.1 KB
USA-ConfidentialityRequestLetter_V0.1	Cover Letter(s)	2026-01-06	PDF 127.3 KB
USA-NIIDeclarationLetter_V0.1 -Slaver	Cover Letter(s)	2026-01-06	PDF 175.9 KB
LCSC11275030EF_RF Exposure Evaluation-FCC	RF Exposure Info	2026-01-06	PDF 254.2 KB
Block diagram Metadata only	Block Diagram		PDF 89.3 KB
Schematic Metadata only	Schematics		PDF 122.5 KB
Operation Description Metadata only	Operational Description		PDF 201.4 KB
USA-DueDigilenceLetter_V0.1 Metadata only	Operational Description		PDF 142.7 KB
USA-SoftwareSecurityKDB594280D02_slaver Metadata only	SDR Software/Security Info.		PDF 564.4 KB

Application Information

Application ID	sDf/Vz/cJu8JujJrbpaHZQ==
Final Action Date	2026-01-06
Application Purpose	Original Equipment
Applicant FRN	0028058030
Model	ULTRA
Frequency Range	2412-2462 MHz
Equipment Class	DTS - Digital Transmission System
Device Description	Smart Ear Care Device
Responsible Party	Lin Xiansheng, lvquanlai@blackbees.cn , 86-18566527746
Non-Technical Contact	Cindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com , (626) 910-5808
Test Firm	Gavin Liang, Guangzhou LCS Compliance Testing Laboratory Ltd, gavin.liang@lcs-cert.com , 86-20-39166689
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
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
sDf/Vz/cJu8JujJrbpaHZQ==	2026-01-06	Original Equipment
O0IAyQ1/xx1bH7SFBeSQmQ==	2026-01-06	Original Equipment
1mdJMf/N0yDgoVW8D30hXg==	2026-01-06	Original Equipment

Equipment Authorization

Frequency	Output	Rules	Grant Notes
2402-2480 MHz	0.0023	15C	CC
2412-2462 MHz	0.0078	15C	CC
5180-5240 MHz	0.0063	15E	CC
5745-5825 MHz	0.0049	15E	CC
2402-2480 MHz	0.0041	15C	CC

Grants

TCB Grant - Application sDf/Vz/cJu8JujJrbpaHZQ==

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: 01/06/2026

Application Dated: 01/06/2026

Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Room 1205, Building 1, Vanke Xingchen Building,

Xinqiao Street

Bao 'an , District, Shenzhen, Guangdong,,
China

Attention: Lin Xiansheng , 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:	2AU63-ULTRA

Name of Grantee:	Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Equipment Class:	Digital Transmission System
Notes:	Smart Ear Care Device

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15C	2402.0 - 2480.0	0.0023
CC	15C	2412.0 - 2462.0	0.0078

Output Power listed is average conducted. This device supports 802.11b, 802.11g, 802.11n and 802.11ax with a 20 MHz and 40 MHz bandwidth mode.

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

TCB Grant - Application O0IAyQ1/xx1bH7SFBeSQmQ==

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: 01/06/2026

Application Dated: 01/06/2026

Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Room 1205, Building 1, Vanke Xingchen Building,

Xinqiao Street

Bao 'an , District, Shenzhen, Guangdong,,
China

Attention: Lin Xiansheng , 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:	2AU63-ULTRA

Name of Grantee:	Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Equipment Class:	Unlicensed National Information Infrastructure TX
Notes:	Smart Ear Care Device

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15E	5180.0 - 5240.0	0.0063
CC	15E	5745.0 - 5825.0	0.0049

Output power listed is average conducted. This device supports 802.11a, 802.11n, 802.11ac and 802.11ax with a 20 MHz and 40 MHz bandwidth mode.

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

TCB Grant - Application 1mdJMf/N0yDgoVW8D30hXg==

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: 01/06/2026

Application Dated: 01/06/2026

Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Room 1205, Building 1, Vanke Xingchen Building,

Xinqiao Street

Bao 'an , District, Shenzhen, Guangdong,,
China

Attention: Lin Xiansheng , 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:	2AU63-ULTRA

Name of Grantee:	Heifeng Zhizao(Shenzhen)Technology Co.,Ltd

Equipment Class:	Part 15 Spread Spectrum Transmitter
Notes:	Smart Ear Care Device

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
CC	15C	2402.0 - 2480.0	0.0041

Output Power listed is peak conducted.

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