FCC ID 2BTTG-D210
D210
by Hangzhou Key to the Future Technology Co., Ltd.
Grantee Code: 2BTTG Product Code: D210
Latest application date: 2026-03-17
FCC ID Device Details
| FCC ID | 2BTTG-D210 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BTTG |
| Product Code | D210 |
| Applicant Business | Hangzhou Key to the Future Technology Co., Ltd. 🇨🇳 |
| Related Domains |  miramontsolutions.com |
| Equipment Class | D210 |
| Test Firm | Precise Testing & Certification Co., LTD. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 13.56 MHz | Original Equipment | 2026-03-17 |
| 2412-2462 MHz | Original Equipment | 2026-03-17 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2026-03-17 | PDF 2 MB |
| Internal Photos | Internal Photos | 2026-03-17 | PDF 3.8 MB |
| External Photos | External Photos | 2026-03-17 | PDF 1.2 MB |
| ID Label/Location Info | ID Label/Location Info | 2026-03-17 | PDF 124.1 KB |
| Test Setup Photos | Test Setup Photos | 2026-03-17 | PDF 256.3 KB |
| Amtenna Specification-WIFI | Test Report | 2026-03-17 | PDF 1.5 MB |
| Antenna Specification | Test Report | 2026-03-17 | PDF 229.3 KB |
| Antenna Specification-BT | Test Report | 2026-03-17 | PDF 477.7 KB |
| Test Report | Test Report | 2026-03-17 | PDF 3.8 MB |
| Test Report-BLE-1 | Test Report | 2026-03-17 | PDF 3.2 MB |
| Test Report-BLE-2 | Test Report | 2026-03-17 | PDF 5 MB |
| Test Report-WIFI-1 | Test Report | 2026-03-17 | PDF 5.1 MB |
| Test Report-WIFI-2 | Test Report | 2026-03-17 | PDF 5.5 MB |
| Covered Equipment Certification Attestation Letter | Attestation Statements | 2026-03-17 | PDF 115.9 KB |
| FCC U.S. Agent Designation Attestation | Attestation Statements | 2026-03-17 | PDF 195.2 KB |
| Request for Confidentiality | Cover Letter(s) | 2026-03-17 | PDF 73.6 KB |
| RF Exposure Info | RF Exposure Info | 2026-03-17 | PDF 286.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 143.8 KB | |
| Schematics Metadata only | Schematics | PDF 105.1 KB | |
| Schematics-CTR Metadata only | Schematics | PDF 77.2 KB | |
| Schematics-MOTOR Metadata only | Schematics | PDF 48.4 KB | |
| Schematics-OLED Metadata only | Schematics | PDF 9.5 KB | |
| Schematics-TOUCH Metadata only | Schematics | PDF 11.8 KB | |
| Schematics-USB Metadata only | Schematics | PDF 6.2 KB | |
| Schematics-WIFI Module Metadata only | Schematics | PDF 72.5 KB | |
| Operational Description Metadata only | Operational Description | PDF 76.3 KB |
Application Information
| Application ID | fyIitBk8bu7ddf/VZ0MhYg== |
|---|---|
| Final Action Date | 2026-03-17 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0037775889 |
| Model | D210 |
| Frequency Range | 13.56 MHz |
| Equipment Class | DXX - Part 15 Low Power Communication Device Transmitter |
| Device Description | D210 |
| Responsible Party | Jiaqi Fu, f451405296@gmail.com  , +86-18108405211 |
| Non-Technical Contact | Wenyi Wang, MIRAMONT SOLUTIONS LLC, wenyiwang@miramontsolutions.com , 951 401 3633 |
| Test Firm | Yang Juan, Precise Testing & Certification Co., LTD., qc02@ptc-testing.com  , +86-13267259187 |
| TCB Email | TCB@nemko.com  |
| TCB Scope | A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices |
| 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 |
|---|---|---|
| fyIitBk8bu7ddf/VZ0MhYg== | 2026-03-17 | Original Equipment |
| TEgC0BXzgF4mqUGlPPWHEQ== | 2026-03-17 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application TEgC0BXzgF4mqUGlPPWHEQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 03/17/2026 Application Dated: 03/17/2026 |
| Hangzhou Key to the Future Technology Co., Ltd. |
| Room 102-2, Building 1, No. 7 Jianghui South Road, |
| Changhe Subdistrict, Binjiang District, |
| Hangzhou City, Zhejiang Province, 310051 China |
| Attention: Jiaqi Fu , Quality Supervisor |
| 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: | 2BTTG-D210 |
| Name of Grantee: | Hangzhou Key to the Future Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | D210 |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.001854 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.024604 |
| Output power listed is conducted. 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. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application fyIitBk8bu7ddf/VZ0MhYg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 03/17/2026 Application Dated: 03/17/2026 |
| Hangzhou Key to the Future Technology Co., Ltd. |
| Room 102-2, Building 1, No. 7 Jianghui South Road, |
| Changhe Subdistrict, Binjiang District, |
| Hangzhou City, Zhejiang Province, 310051 China |
| Attention: Jiaqi Fu , Quality Supervisor |
| 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: | 2BTTG-D210 |
| Name of Grantee: | Hangzhou Key to the Future Technology Co., Ltd. |
| Equipment Class: | Part 15 Low Power Communication Device Transmitter |
| Notes: | D210 |
| 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. |