FCC ID 2AKIT-DLD06
Smart Lock U400
by Lumi United Technology Co., Ltd
Grantee Code: 2AKIT Product Code: DLD06
Latest application date: 2025-09-30
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 7750-8250 MHz | Original Equipment | 2025-09-30 |
| 2405-2480 MHz | Original Equipment | 2025-09-30 |
| 13.56 MHz | Original Equipment | 2025-09-30 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| user manual | Users Manual | 2026-03-29 | PDF 177.3 KB |
| user manual set-up | Users Manual | 2026-03-29 | PDF 5.1 MB |
| internal photos | Internal Photos | 2026-03-29 | PDF 3.1 MB |
| external photos | External Photos | 2026-03-29 | PDF 4.6 MB |
| label | ID Label/Location Info | 2025-09-30 | PDF 575.6 KB |
| test setup photos | Test Setup Photos | 2026-03-29 | PDF 393.3 KB |
| BLE test report_1 | Test Report | 2025-09-30 | PDF 1.7 MB |
| BLE test report_2 | Test Report | 2025-09-30 | PDF 3.3 MB |
| BLE test report_3 | Test Report | 2025-09-30 | PDF 4.4 MB |
| BLE test report_4 | Test Report | 2025-09-30 | PDF 3.2 MB |
| BLE test report_5 | Test Report | 2025-09-30 | PDF 3 MB |
| BLE test report_6 | Test Report | 2025-09-30 | PDF 228 KB |
| Thread test report | Test Report | 2025-09-30 | PDF 5.2 MB |
| antenna specification | Test Report | 2025-09-30 | PDF 826.1 KB |
| antenna specification | Test Report | 2025-09-30 | PDF 1.1 MB |
| antenna specification_front | Test Report | 2025-09-30 | PDF 3.7 MB |
| antenna specification_rear_1 | Test Report | 2025-09-30 | PDF 2.5 MB |
| antenna specification_rear_2 | Test Report | 2025-09-30 | PDF 4.2 MB |
| test report | Test Report | 2025-09-30 | PDF 2.5 MB |
| test report | Test Report | 2025-09-30 | PDF 2.5 MB |
| Attestation Section 2.911(d)(5)(i)&(ii) | Attestation Statements | 2025-09-30 | PDF 508.8 KB |
| Lumi waiver grant order 090925 | Attestation Statements | 2025-09-30 | PDF 102.1 KB |
| Special Exemption Statement Metadata only | Attestation Statements | 2025-09-30 | PDF 151.7 KB |
| US Agent letter | Attestation Statements | 2025-09-30 | PDF 672.6 KB |
| Waiver attestation statement | Attestation Statements | 2025-09-30 | PDF 145.9 KB |
| POA letter | Cover Letter(s) | 2025-09-30 | PDF 214.4 KB |
| confidentiality letter | Cover Letter(s) | 2025-09-30 | PDF 200.6 KB |
| family model declaration letter | Cover Letter(s) | 2025-09-30 | PDF 311.3 KB |
| RF Exposure | RF Exposure Info | 2025-09-30 | PDF 1.9 MB |
| RF exposure report Metadata only | RF Exposure Info | 2025-09-30 | PDF 310.7 KB |
| Block Diagram Metadata only | Block Diagram | PDF 2 MB | |
| 2.4G modular schematics Metadata only | Schematics | PDF 411 KB | |
| NFC modular schematics Metadata only | Schematics | PDF 377.3 KB | |
| Schematics Metadata only | Schematics | PDF 4 MB | |
| UWB modular schematics Metadata only | Schematics | PDF 95.3 KB | |
| Operational Description Metadata only | Operational Description | PDF 1.1 MB |
Application Information
| Application ID | rlKM527yUg+pzvBoPbdtoA== |
|---|---|
| Final Action Date | 2025-09-30 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0026077404 |
| Model | DLD06 |
| Frequency Range | 7750-8250 MHz |
| Equipment Class | UWB - Ultra Wideband Transmitter |
| Device Description | Smart Lock U400 |
| Responsible Party | Heidi He, prod-cert@aqara.com  , 0755-86635126 |
| Test Firm | Sam Tung, CVC Testing Technology (Shenzhen) Co., Ltd., sam.tung@cvc.org.cn  , (86)0755-23763060 |
| TCB Email | TEI@timcoengr.com  |
| TCB Scope | A2: Low Power Transmitters (except Spread Spectrum) and radar detectors operating above 1 GHz |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Cognitive Radio | No |
| Authorization Waiver | Yes |
| Authorization Waiver Approved | Yes |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | Yes |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| rlKM527yUg+pzvBoPbdtoA== | 2025-09-30 | Original Equipment |
| qVyoIigwF6hx1L/PZe4LlQ== | 2025-09-30 | Original Equipment |
| pMWIFxdFfswsop34XMMtUg== | 2025-09-30 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application rlKM527yUg+pzvBoPbdtoA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 09/30/2025 Application Dated: 09/15/2025 |
| Lumi United Technology Co., Ltd |
| B1, Chongwen Park, Nanshan iPark, Liuxian Avenue, |
| Taoyuan Residential District, Nanshan District |
| Shenzhen, 518000 China |
| Attention: Heidi 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: | 2AKIT-DLD06 |
| Name of Grantee: | Lumi United Technology Co., Ltd |
| Equipment Class: | Ultra Wideband Transmitter |
| Notes: | Smart Lock U400 |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15F | 7750.0 - 8250.0 | 0.000003 |
| This device must be installed and operated so as to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. This device devices may not be employed for the operation of toys. Operation onboard an aircraft, a ship or a satellite is prohibited (15.521(a)). Antennas mounted on outdoor structures such, as antennas mounted on the outside of a building or on a telephone pole, or any fixed outdoors infrastructure are prohibited for use with this device. Device operates under FCC Waiver: ET Docket No. 25-102 |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application qVyoIigwF6hx1L/PZe4LlQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 09/30/2025 Application Dated: 09/15/2025 |
| Lumi United Technology Co., Ltd |
| B1, Chongwen Park, Nanshan iPark, Liuxian Avenue, |
| Taoyuan Residential District, Nanshan District |
| Shenzhen, 518000 China |
| Attention: Heidi 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: | 2AKIT-DLD06 |
| Name of Grantee: | Lumi United Technology Co., Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart Lock U400 |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2405.0 - 2480.0 | 0.00831 | ||
| CC | 15C | 2402.0 - 2480.0 | 0.00762 | ||
| CC | 15C | 2402.0 - 2480.0 | 0.00763 |
| Output Power listed is the maximum conducted output power. This device must be installed and operated so as to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End-users must be informed of operating requirements for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application pMWIFxdFfswsop34XMMtUg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 09/30/2025 Application Dated: 09/15/2025 |
| Lumi United Technology Co., Ltd |
| B1, Chongwen Park, Nanshan iPark, Liuxian Avenue, |
| Taoyuan Residential District, Nanshan District |
| Shenzhen, 518000 China |
| Attention: Heidi 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: | 2AKIT-DLD06 |
| Name of Grantee: | Lumi United Technology Co., Ltd |
| Equipment Class: | Part 15 Low Power Communication Device Transmitter |
| Notes: | Smart Lock U400 |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 13.56 - 13.56 |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |