FCC ID 2AU4DDDE
Reverse Osmosis Water Filtration System
by X-Sense Innovations Co., Ltd.
Grantee Code: 2AU4D Product Code: DDE
Latest application date: 2025-11-18
FCC ID Device Details
| FCC ID | 2AU4DDDE |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AU4D |
| Product Code | DDE |
| Applicant Business | X-Sense Innovations Co., Ltd. 🇨🇳 |
| Related Domains |  x-sense.com  uttlab.com |
| Equipment Class | Reverse Osmosis Water Filtration System |
| Test Firm | Shenzhen UnionTrust Quality and Technology Co., Lt |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2025-11-18 |
| 2402-2480 MHz | Original Equipment | 2025-11-18 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Manual_part1 | Users Manual | 2025-11-18 | PDF 3.9 MB |
| Manual_part2 | Users Manual | 2025-11-18 | PDF 5.5 MB |
| Manual_part3 | Users Manual | 2025-11-18 | PDF 4.7 MB |
| Manual_part4 | Users Manual | 2025-11-18 | PDF 5.3 MB |
| Manual_part5 | Users Manual | 2025-11-18 | PDF 1.5 MB |
| 25081319449_Appendix 2_EUT Internal Photos_part1 | Internal Photos | 2025-11-18 | PDF 5 MB |
| 25081319449_Appendix 2_EUT Internal Photos_part2 | Internal Photos | 2025-11-18 | PDF 4.9 MB |
| 25081319449_Appendix 2_EUT Internal Photos_part3 | Internal Photos | 2025-11-18 | PDF 5 MB |
| 25081319449_Appendix 2_EUT Internal Photos_part4 | Internal Photos | 2025-11-18 | PDF 2 MB |
| 25081319449_Appendix 2_EUT External Photos | External Photos | 2025-11-18 | PDF 4.2 MB |
| label | ID Label/Location Info | 2025-11-18 | PDF 715.3 KB |
| 25081319449_APPENDIX 1_TEST SETUP_FCC Part 15C | Test Setup Photos | 2025-11-18 | PDF 575.8 KB |
| 25081319449RFC-1_EDR Report | Test Report | 2025-11-18 | PDF 4.4 MB |
| 25081319449RFC-2_BLE Report | Test Report | 2025-11-18 | PDF 2.7 MB |
| 25081319449RFC-3_Wi-Fi 11 Channel Report | Test Report | 2025-11-18 | PDF 5.3 MB |
| Antenna report | Test Report | 2025-11-18 | PDF 728.7 KB |
| ACB-FORM-FCC-Application-Letters-Covered-List-Attestation Rev1 | Attestation Statements | 2025-11-18 | PDF 146 KB |
| US Agent | Attestation Statements | 2025-11-18 | PDF 147.3 KB |
| 2AU4DDDE_Letters-Agency-Letter | Cover Letter(s) | 2025-11-18 | PDF 105.9 KB |
| Confidentiality-Letter | Cover Letter(s) | 2025-11-18 | PDF 141.7 KB |
| Difference statement | Cover Letter(s) | 2025-11-18 | PDF 1.2 MB |
| 25081319449RFC-4_MPE REPORT_Rev1 | RF Exposure Info | 2025-11-18 | PDF 788.4 KB |
| Block diagram Rev2 Metadata only | Block Diagram | PDF 452.8 KB | |
| SCH Metadata only | Schematics | PDF 581.1 KB | |
| SCH_WiFi module Rev2 Metadata only | Schematics | PDF 270.8 KB | |
| OD Metadata only | Operational Description | PDF 628.1 KB |
Application Information
| Application ID | liVltKWk/RTlwGJNJu4FvA== |
|---|---|
| Final Action Date | 2025-11-18 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0028970382 |
| Model | DDE |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Reverse Osmosis Water Filtration System |
| Responsible Party | Sam Liang, zhihao.liang@x-sense.com , 755 2267 0560 |
| Technical Contact | Billy Li, Shenzhen UnionTrust Quality and Technology Co., Lt, billy.li@uttlab.com , 86-755-28230888 |
| Non-Technical Contact | Billy Li, Shenzhen UnionTrust Quality and Technology Co., Lt, billy.li@uttlab.com , 86-755-28230888 |
| Test Firm | George Luo, Shenzhen UnionTrust Quality and Technology Co., Lt, quality@uttlab.com , 86-755-28230888 |
| TCB Email | hotline@acbcert.com  |
| 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 |
|---|---|---|
| liVltKWk/RTlwGJNJu4FvA== | 2025-11-18 | Original Equipment |
| 5WStXLMwoixY4nitWHg2VQ== | 2025-11-18 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application liVltKWk/RTlwGJNJu4FvA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
ACB, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 |
Date of Grant: 11/18/2025 Application Dated: 11/18/2025 |
| 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: | 2AU4DDDE |
| Name of Grantee: | X-Sense Innovations Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Reverse Osmosis Water Filtration System |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0011 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.12735 |
| Power Output listed is conducted. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. End-users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. This device has a 20 MHz and 40 MHz bandwidth mode. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 5WStXLMwoixY4nitWHg2VQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
ACB, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 |
Date of Grant: 11/18/2025 Application Dated: 11/18/2025 |
| 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: | 2AU4DDDE |
| Name of Grantee: | X-Sense Innovations Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Reverse Osmosis Water Filtration System |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00201 |
| Power Output listed is conducted. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. End-users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |