FCC ID 2AV2J-DBOX04
Smart Projector
by Shenzhen Dangs Science and Technology Co.,Ltd.
Grantee Code: 2AV2J Product Code: DBOX04
Latest application date: 2025-06-17
FCC ID Device Details
| FCC ID | 2AV2J-DBOX04 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AV2J |
| Product Code | DBOX04 |
| Applicant Business | Shenzhen Dangs Science and Technology Co.,Ltd. 🇨🇳 |
| Related Domains |  dangbei.com |
| Equipment Class | Smart Projector |
| Test Firm | CVC Testing Technology (Shenzhen) Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-06-17 |
| 5955-6415 MHz | Original Equipment | 2025-06-17 |
| 5180-5240 MHz | Original Equipment | 2025-06-17 |
| 2402-2480 MHz | Original Equipment | 2025-06-17 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2025-12-10 | PDF 2.5 MB |
| Users Manual | Users Manual | 2025-12-10 | PDF 4.9 MB |
| Users Manual | Users Manual | 2025-12-10 | PDF 2.5 MB |
| Users Manual | Users Manual | 2025-12-10 | PDF 4.3 MB |
| Internal Photos | Internal Photos | 2025-12-10 | PDF 3.6 MB |
| Label and Label Location Metadata only | Internal Photos | 2025-06-17 | PDF 2 MB |
| External Photos | External Photos | 2025-12-10 | PDF 753.3 KB |
| Label and Label Location | ID Label/Location Info | 2025-06-17 | PDF 2 MB |
| Test Setup Photos | Test Setup Photos | 2025-12-10 | PDF 485.4 KB |
| Test setup photos | Test Setup Photos | 2025-12-10 | PDF 485.4 KB |
| Antenna Details | Test Report | 2025-06-17 | PDF 3.8 MB |
| Antenna details | Test Report | 2025-06-17 | PDF 3.8 MB |
| Antenna details | Test Report | 2025-06-17 | PDF 3.8 MB |
| Test Report | Test Report | 2025-06-17 | PDF 4.3 MB |
| Test Report | Test Report | 2025-06-17 | PDF 2.7 MB |
| Test Report | Test Report | 2025-06-17 | PDF 5.4 MB |
| Test Report | Test Report | 2025-06-17 | PDF 698.9 KB |
| Attestation statement | Attestation Statements | 2025-06-17 | PDF 98.6 KB |
| Confidentiality letters | Cover Letter(s) | 2025-06-17 | PDF 74.5 KB |
| Cover Letters | Cover Letter(s) | 2025-06-17 | PDF 77.3 KB |
| RF Exposure info | RF Exposure Info | 2025-06-17 | PDF 356.2 KB |
| RF exposure info | RF Exposure Info | 2025-06-17 | PDF 356.2 KB |
| Block Diagram Metadata only | Block Diagram | PDF 484.2 KB | |
| Schematics Metadata only | Schematics | PDF 437.8 KB | |
| Operational Description Metadata only | Operational Description | PDF 65.7 KB | |
| Operational Description Metadata only | Operational Description | PDF 72 KB |
Application Information
| Application ID | xHX/IYdaNIA2SXtaSfQvPQ== |
|---|---|
| Final Action Date | 2025-06-17 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0029376316 |
| Model | DBOX04 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Smart Projector |
| Responsible Party | Steven. Yue, EMC&PE;, yuesiwen@dangbei.com , +86-136-32600423 |
| Test Firm | Wenjing Lai, CVC Testing Technology (Shenzhen) Co., Ltd., qt@cvc.org.cn  , 00862032293684 |
| TCB Email | jin.xu@nemko.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 12/10/2025 |
| 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 listed is conducted. This device has 20 MHz and 40 MHz bandwidth mode. The antenna(s) used for this transmitter must be installed 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 transmitter, 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. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| xHX/IYdaNIA2SXtaSfQvPQ== | 2025-06-17 | Original Equipment |
| kUjkuCgmp4uxd8OB2vkXxg== | 2025-06-17 | Original Equipment |
| LxQWs0qgVW+xkrYP/AYdMA== | 2025-06-17 | Original Equipment |
| 9ELJUC4YEEMvHk/xESyyzA== | 2025-06-17 | Original Equipment |
Equipment Authorization
| Frequency | Output | Grant Notes |
|---|---|---|
| 2402-2480 MHz | 0.0070000 | CC |
| 2402-2480 MHz | 0.004 | CC |
| 2412-2462 MHz | 0.441 | CC, MO |
| 5180-5240 MHz | 0.039 | CC, MO |
| 5260-5320 MHz | 0.04 | CC, MO, ND |
| 5500-5720 MHz | 0.044 | CC, MO, ND |
| 5745-5825 MHz | 0.038 | CC, MO |
| 5955-6415 MHz | 0.021 | CC, EP, MO |
| 6435-6515 MHz | 0.019 | CC, EP, MO |
| 6535-6855 MHz | 0.016 | CC, EP, MO |
| 6875-7095 MHz | 0.014 | CC, EP, MO |
Grants
TCB Grant - Application xHX/IYdaNIA2SXtaSfQvPQ==
| 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: 06/17/2025 Application Dated: 06/17/2025 |
| Shenzhen Dangs Science and Technology Co.,Ltd. |
| 1301, Block 01, Chuangzhi Yuncheng,Liuxian Avenue, |
| Nanshan District,Shenzhen,Guangdong Province |
| Shenzhen, Guangdong Province, China |
| Attention: Steven. Yue , EMC&PE |
| 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: | 2AV2J-DBOX04 |
| Name of Grantee: | Shenzhen Dangs Science and Technology Co.,Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart Projector |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.004 | ||
| CC MO | 15C | 2412.0 - 2462.0 | 0.441 |
| Output power listed is conducted. This device has 20 MHz and 40 MHz bandwidth mode. The antenna(s) used for this transmitter must be installed 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 transmitter, 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. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application LxQWs0qgVW+xkrYP/AYdMA==
| 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: 06/17/2025 Application Dated: 06/17/2025 |
| Shenzhen Dangs Science and Technology Co.,Ltd. |
| 1301, Block 01, Chuangzhi Yuncheng,Liuxian Avenue, |
| Nanshan District,Shenzhen,Guangdong Province |
| Shenzhen, Guangdong Province, China |
| Attention: Steven. Yue , EMC&PE |
| 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: | 2AV2J-DBOX04 |
| Name of Grantee: | Shenzhen Dangs Science and Technology Co.,Ltd. |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Smart Projector |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC MO | 15E | 5180.0 - 5240.0 | 0.039 | ||
| CC MO ND | 15E | 5260.0 - 5320.0 | 0.04 | ||
| CC MO ND | 15E | 5500.0 - 5720.0 | 0.044 | ||
| CC MO | 15E | 5745.0 - 5825.0 | 0.038 |
| Output power listed is conducted. This device has 20 MHz, 40 MHz and 80 MHz bandwidth mode. The antenna(s) used for this transmitter must be installed 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 transmitter, 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. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
| ND: | This UNII device complies with the Transmit Power Control (TPC) and Dynamic Frequency Selection (DFS) requirements in Section 15.407(h). |
TCB Grant - Application kUjkuCgmp4uxd8OB2vkXxg==
| 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: 06/17/2025 Application Dated: 06/17/2025 |
| Shenzhen Dangs Science and Technology Co.,Ltd. |
| 1301, Block 01, Chuangzhi Yuncheng,Liuxian Avenue, |
| Nanshan District,Shenzhen,Guangdong Province |
| Shenzhen, Guangdong Province, China |
| Attention: Steven. Yue , EMC&PE |
| 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: | 2AV2J-DBOX04 |
| Name of Grantee: | Shenzhen Dangs Science and Technology Co.,Ltd. |
| Equipment Class: | 15E 6 GHz Low Power Indoor Client |
| Notes: | Smart Projector |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC EP MO | 15E | 5955.0 - 6415.0 | 0.021 | ||
| CC EP MO | 15E | 6435.0 - 6515.0 | 0.019 | ||
| CC EP MO | 15E | 6535.0 - 6855.0 | 0.016 | ||
| CC EP MO | 15E | 6875.0 - 7095.0 | 0.014 |
| Output power is Effective Isotropic Radiated Power (EIRP) This device has 20 MHz, 40 MHz and 80 MHz bandwidth mode. The antenna(s) used for this transmitter must be installed 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 transmitter, 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. |
| EP: | Output power is Effective Isotropic Radiated Power (EIRP) |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application 9ELJUC4YEEMvHk/xESyyzA==
| 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: 06/17/2025 Application Dated: 06/17/2025 |
| Shenzhen Dangs Science and Technology Co.,Ltd. |
| 1301, Block 01, Chuangzhi Yuncheng,Liuxian Avenue, |
| Nanshan District,Shenzhen,Guangdong Province |
| Shenzhen, Guangdong Province, China |
| Attention: Steven. Yue , EMC&PE |
| 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: | 2AV2J-DBOX04 |
| Name of Grantee: | Shenzhen Dangs Science and Technology Co.,Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Smart Projector |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.007 |
| Output power 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 must not be co-located or operating in conjunction with any other transmitter, 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. |