FCC ID 2AU4DDCZ
Smoke Alarm
by X-Sense Innovations Co., Ltd.
Grantee Code: 2AU4D Product Code: DCZ
Latest application date: 2025-06-18
FCC ID Device Details
| FCC ID | 2AU4DDCZ |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AU4D |
| Product Code | DCZ |
| Applicant Business | X-Sense Innovations Co., Ltd. 🇨🇳 |
| Related Domains |  x-sense.com |
| Equipment Class | Smoke Alarm |
| Test Firm | Shenzhen LCS Compliance Testing Laboratory Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-06-18 |
| 2412-2462 MHz | Original Equipment | 2025-06-18 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| UM | Users Manual | 2025-12-16 | PDF 4.7 MB |
| Internal Photos | Internal Photos | 2025-12-16 | PDF 998 KB |
| External Photos | External Photos | 2025-12-16 | PDF 4.1 MB |
| Label and Label Location-IC&FCC | ID Label/Location Info | 2025-06-18 | PDF 345.1 KB |
| Test Setup Photos | Test Setup Photos | 2025-12-16 | PDF 1.3 MB |
| Appendix A Test Data for BT FCC ID_compressed | Test Report | 2025-06-18 | PDF 4.5 MB |
| Appendix B Test Data for BT LE FCC ID | Test Report | 2025-06-18 | PDF 3.6 MB |
| Appendix C Test Data for 2.4GWIFI FCC ID_compressed | Test Report | 2025-06-18 | PDF 4.4 MB |
| LCSA04305018EA_BT | Test Report | 2025-06-18 | PDF 1 MB |
| LCSA04305018EB_BT LE | Test Report | 2025-06-18 | PDF 1.2 MB |
| LCSA04305018EC_2.4G WLAN | Test Report | 2025-06-18 | PDF 1.4 MB |
| antenna | Test Report | 2025-06-18 | PDF 728.7 KB |
| Attestation_COVERED_EQUIPMENT | Attestation Statements | 2025-06-18 | PDF 106.5 KB |
| Attestation_Letter_US_AGENT | Attestation Statements | 2025-06-18 | PDF 149.4 KB |
| confidential | Cover Letter(s) | 2025-06-18 | PDF 130.6 KB |
| LCSA04305018ED_RF Exposure Evaluation_FCC | RF Exposure Info | 2025-06-18 | PDF 597.6 KB |
| Block Diagram Metadata only | Block Diagram | PDF 77.9 KB | |
| SCH ESP32-WROOM-32E-SPC Metadata only | Schematics | PDF 400.9 KB | |
| XS0B-iR-ENV1.1 SCH Metadata only | Schematics | PDF 276 KB | |
| OP Metadata only | Operational Description | PDF 112.7 KB |
Application Information
| Application ID | Ly/b9fbJoL7xUNVtV1K0xA== |
|---|---|
| Final Action Date | 2025-06-18 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0028970382 |
| Model | DCZ |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Smoke Alarm |
| Responsible Party | Sam Liang, zhihao.liang@x-sense.com , 755 2267 0560 |
| Test Firm | Gavin Liang, Shenzhen LCS Compliance Testing Laboratory Ltd., gavin.liang@lcs-cert.com  , 0755-82591330 |
| TCB Email | bentje.holger@phoenix-testlab.de  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 12/16/2025 |
| 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 is maximum peak conducted. This device has integrated DSS and DTS transmitters certified under the same FCC ID. This device must be installed and operated 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. End-users must be provided with the transmitter operating conditions for satisfying RF exposure compliance. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| Ly/b9fbJoL7xUNVtV1K0xA== | 2025-06-18 | Original Equipment |
| Hgi5F2/dRzDcUtWNDh6aqQ== | 2025-06-18 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application Ly/b9fbJoL7xUNVtV1K0xA==
| 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: 06/18/2025 Application Dated: 06/18/2025 |
| X-Sense Innovations Co., Ltd. |
| Room 1701, Block 3, Shenzhen International |
| Innovation Valley,Dashi 1st Road,Xili Community, |
| Xili Subdistrict, Nanshan District, Shenzhen,, 518055 China |
| Attention: Sam Liang , |
| 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: | 2AU4DDCZ |
| Name of Grantee: | X-Sense Innovations Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Smoke Alarm |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0014 |
| Output power is maximum peak conducted. This device has integrated DSS and DTS transmitters certified under the same FCC ID. This device must be installed and operated 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. End-users must be provided with the transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application Hgi5F2/dRzDcUtWNDh6aqQ==
| 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: 06/18/2025 Application Dated: 06/18/2025 |
| X-Sense Innovations Co., Ltd. |
| Room 1701, Block 3, Shenzhen International |
| Innovation Valley,Dashi 1st Road,Xili Community, |
| Xili Subdistrict, Nanshan District, Shenzhen,, 518055 China |
| Attention: Sam Liang , |
| 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: | 2AU4DDCZ |
| Name of Grantee: | X-Sense Innovations Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Smoke Alarm |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0012 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.0337 |
| Output power is maximum peak conducted. This device has integrated DSS and DTS transmitters certified under the same FCC ID. This device must be installed and operated 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. End-users must be provided with the transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |