FCC ID: TX2-RTL8851B 11ax RTL8851BE one antenna Combo module

by: Realtek Semiconductor Corp. latest update: 2023-06-16 model: RTL8851B

Five grants have been issued under this FCC ID from 06/05/2023 to 06/16/2023 (this is one of one hundred and sixty-one releases in 2023 for this grantee). Public details available include manuals, internal & external photos, and frequency information. some products also feature user submitted or linked warrantee terms, drivers, troubleshooting guides, instructions, & password defaults.
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app s submitted / available
1 2 3 4 5 Users Manual Users Manual pdf 801.16 KiB June 15 2023 / December 02 2023 delayed release
1 2 3 4 5 Users Manual rev Users Manual pdf 792.90 KiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 Internal Photos Internal Photos pdf 1.93 MiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 External Photos External Photos pdf 1.01 MiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 ID Label/Location Info pdf May 26 2023 / June 05 2023
1 2 3 4 5 ID Label/Location Info pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info pdf June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info pdf June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info pdf June 15 2023 / June 16 2023
1 2 3 4 5 Test Set Up Photos Test Setup Photos pdf 1.66 MiB June 15 2023 / December 02 2023 delayed release
1 2 3 4 5 Confidentiality Request 20230614-043955 Confidentiality Request rev Cover Letter(s) pdf 140.87 KiB June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter 20230606-224132 Cover Letter (Agent Authorization) Cover Letter(s) pdf 329.38 KiB June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Test Report pdf June 15 2023 / June 16 2023
1 2 3 4 5 Other 20230606-224133 Description of Change Cover Letter(s) pdf 149.73 KiB June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info 20230606-224200 RF Exposure Info (SAR-Power Setting) RF Exposure Info pdf 92.09 KiB June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info 20230614-043954 RF Exposure Info (SAR-Annex A-Z) rev RF Exposure Info pdf 3.25 MiB June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info 20230615-054122 RF Exposure Info (SAR) rev2 RF Exposure Info pdf 1.33 MiB June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Attestation (Channel and Mode Declaration) Attestation Statements pdf 280.84 KiB May 26 2023 / June 05 2023
1 2 3 4 5 Attestation Statements pdf May 26 2023 / June 05 2023
1 2 3 4 5 Attestation Statements pdf May 26 2023 / June 05 2023
1 2 3 4 5 Block Diagram Block Diagram pdf May 26 2023 confidential
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Operational Description rev Operational Description pdf May 26 2023 confidential
1 2 3 4 5 RF Exposure Info pdf May 26 2023 / June 05 2023
1 2 3 4 5 Schematics Schematics pdf May 26 2023 confidential
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-BT LE) rev Test Report pdf 4.06 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 1 rev Test Report pdf 2.93 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 2 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 3 Test Report pdf 1.77 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 4 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 5 Test Report pdf 3.35 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Attestation (DFS Client Declaration) Attestation Statements pdf 328.77 KiB May 26 2023 / June 05 2023
1 2 3 4 5 Attestation (UNII indoor Client device Declaration) Attestation Statements pdf 177.79 KiB May 26 2023 / June 05 2023
1 2 3 4 5 Schematics Operational Description pdf May 26 2023 confidential
1 2 3 4 5 Software Operational Description Schematics pdf May 26 2023 confidential
1 2 3 4 5 Software Operational Description Operational Description pdf May 29 2023 confidential
1 2 3 4 5 Test Report (DFS) rev Test Report pdf 1.13 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 10 Test Report pdf 1.83 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 1 rev Test Report pdf 2.17 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 2 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 3 Test Report pdf 1.70 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 4 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 5 Test Report pdf 1.73 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 6 Test Report pdf 1.72 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 7 Test Report pdf 1.80 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 8 Test Report pdf 1.75 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 9 Test Report pdf 2.46 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII-4) rev Test Report pdf 2.41 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Set Up Photos (DFS) Test Setup Photos pdf 115.89 KiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 Users Manual Users Manual pdf 801.16 KiB June 15 2023 / December 02 2023 delayed release
1 2 3 4 5 Users Manual rev Users Manual pdf 792.90 KiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 Internal Photos Internal Photos pdf 1.93 MiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 External Photos External Photos pdf 1.01 MiB May 26 2023 / December 02 2023 delayed release
1 2 3 4 5 ID Label/Location Info pdf May 26 2023 / June 05 2023
1 2 3 4 5 ID Label/Location Info pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info pdf June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info pdf June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info pdf June 15 2023 / June 16 2023
1 2 3 4 5 Test Set Up Photos Test Setup Photos pdf 1.66 MiB June 15 2023 / December 02 2023 delayed release
1 2 3 4 5 Confidentiality Request 20230614-043955 Confidentiality Request rev Cover Letter(s) pdf 140.87 KiB June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter 20230606-224132 Cover Letter (Agent Authorization) Cover Letter(s) pdf 329.38 KiB June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Attestation Statements pdf June 15 2023 / June 16 2023
1 2 3 4 5 Test Report pdf June 15 2023 / June 16 2023
1 2 3 4 5 Other 20230606-224133 Description of Change Cover Letter(s) pdf 149.73 KiB June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info 20230606-224200 RF Exposure Info (SAR-Power Setting) RF Exposure Info pdf 92.09 KiB June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info 20230614-043954 RF Exposure Info (SAR-Annex A-Z) rev RF Exposure Info pdf 3.25 MiB June 15 2023 / June 16 2023
1 2 3 4 5 RF Exposure Info 20230615-054122 RF Exposure Info (SAR) rev2 RF Exposure Info pdf 1.33 MiB June 15 2023 / June 16 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Attestation (Channel and Mode Declaration) Attestation Statements pdf 280.84 KiB May 26 2023 / June 05 2023
1 2 3 4 5 Attestation Statements pdf May 26 2023 / June 05 2023
1 2 3 4 5 Attestation Statements pdf May 26 2023 / June 05 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 Cover Letter(s) pdf May 26 2023 / June 05 2023
1 2 3 4 5 RF Exposure Info pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report pdf May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-BT LE) rev Test Report pdf 4.06 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 1 rev Test Report pdf 2.93 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 2 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 3 Test Report pdf 1.77 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 4 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DTS-WLAN)-part 5 Test Report pdf 3.35 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Attestation (DFS Client Declaration) Attestation Statements pdf 328.77 KiB May 26 2023 / June 05 2023
1 2 3 4 5 Attestation (UNII indoor Client device Declaration) Attestation Statements pdf 177.79 KiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (DFS) rev Test Report pdf 1.13 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 10 Test Report pdf 1.83 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 1 rev Test Report pdf 2.17 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 2 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 3 Test Report pdf 1.70 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 4 Test Report pdf 1.74 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 5 Test Report pdf 1.73 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 6 Test Report pdf 1.72 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 7 Test Report pdf 1.80 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 8 Test Report pdf 1.75 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII)-part 9 Test Report pdf 2.46 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Report (NII-4) rev Test Report pdf 2.41 MiB May 26 2023 / June 05 2023
1 2 3 4 5 Test Set Up Photos (DFS) Test Setup Photos pdf 115.89 KiB May 26 2023 / December 02 2023 delayed release

frequency equipment class purpose
1 2023-06-16 5865 ~ 5885 NII - Unlicensed National Information Infrastructure TX Class II Permissive Change
2 2402 ~ 2480 DSS - Part 15 Spread Spectrum Transmitter
3 2412 ~ 2472 DTS - Digital Transmission System
4 2023-06-05 2412 ~ 2472 DTS - Digital Transmission System Original Equipment
5 5865 ~ 5885 NII - Unlicensed National Information Infrastructure TX

Application Forms

app s Applicant Information
1 2 3 4 5 Effective 2023-06-16
1 2 3 4 5 2023-06-05
1 2 3 4 5 Applicant's complete, legal business name Realtek Semiconductor Corp.
1 2 3 4 5 FCC Registration Number (FRN) 0020109807
1 2 3 4 5 Physical Address No. 2 Innovation Road II, Hsinchu Science Park
1 2 3 4 5 No. 2
1 2 3 4 5 Hsinchu, N/A
1 2 3 4 5 Hsinchu, N/A 300
1 2 3 4 5 Taiwan
app s TCB Information
1 2 3 4 5 TCB Application Email Address c******@bureauveritas.com
1 2 3 4 5 TCB Scope A4: UNII devices & low power transmitters using spread spectrum techniques
app s FCC ID
1 2 3 4 5 Grantee Code TX2
1 2 3 4 5 Equipment Product Code RTL8851B
app s Person at the applicant's address to receive grant or for contact
1 2 3 4 5 Name D**** L****
1 2 3 4 5 Title Project Manager
1 2 3 4 5 Telephone Number 886-3******** Extension:
1 2 3 4 5 Fax Number 886-3********
1 2 3 4 5 E-mail d******@realtek.com
app s Technical Contact
n/a
app s Non Technical Contact
n/a
app s Confidentiality (long or short term)
1 2 3 4 5 Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:Yes
1 2 3 4 5 Long-Term Confidentiality Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:Yes
1 2 3 4 5 If so, specify the short-term confidentiality release date (MM/DD/YYYY format)12/02/2023
if no date is supplied, the release date will be set to 45 calendar days past the date of grant.
app s Cognitive Radio & Software Defined Radio, Class, etc
1 2 3 4 5 Is this application for software defined/cognitive radio authorization?No
1 2 3 4 5 Equipment ClassNII - Unlicensed National Information Infrastructure TX
1 2 3 4 5 DSS - Part 15 Spread Spectrum Transmitter
1 2 3 4 5 DTS - Digital Transmission System
1 2 3 4 5 Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant)11ax RTL8851BE one antenna Combo module
1 2 3 4 5 Related OET KnowledgeDataBase Inquiry: Is there a KDB inquiry associated with this application?No
1 2 3 4 5 Yes
1 2 3 4 5 Modular Equipment TypeSingle Modular Approval
1 2 3 4 5 Purpose / Application is forClass II Permissive Change
1 2 3 4 5 Original Equipment
1 2 3 4 5 Composite Equipment: Is the equipment in this application a composite device subject to an additional equipment authorization?Yes
1 2 3 4 5 Related Equipment: Is the equipment in this application part of a system that operates with, or is marketed with, another device that requires an equipment authorization?No
1 2 3 4 5 Grant CommentsC2PC to reduce output power and to add SAR evaluation with 5mm antenna separation from human body. The Highest report SAR for Body and Simultaneous Transmission are: 0.76W/kg, and 0.77W/kg. U-NII-1~3 listed are conducted power and U-NII-4/ UNII-3 and -4 span channels listed are EIRP. This device has 20/40/80 MHz bandwidth modes. Single Modular Approval for mobile RF Exposure condition. 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 antenna or transmitter, except in accordance with FCC multi-transmitter product guidelines. Approval is limited to OEM installation only. OEM integrators must be provided with antenna installation instructions. Only those antenna(s) tested with the device or similar antenna(s) with equal or lesser gain may be used with this transmitter.
1 2 3 4 5 C2PC to reduce output power and to add SAR evaluation with 5mm antenna separation from human body. The Highest report SAR for Body and Simultaneous Transmission are: <0.10W/kg, and 0.80W/kg. Power listed is the maximum conducted output power. Single Modular Approval for mobile RF Exposure condition. 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 antenna or transmitter, except in accordance with FCC multi-transmitter product guidelines. Approval is limited to OEM installation only. OEM integrators must be provided with antenna installation instructions. Only those antenna(s) tested with the device or similar antenna(s) with equal or lesser gain may be used with this transmitter.
1 2 3 4 5 C2PC to reduce output power and to add SAR evaluation with 5mm antenna separation from human body. The Highest report SAR for Body and Simultaneous Transmission are: 0.79W/kg, and 0.80W/kg. Power listed is the maximum conducted output power. This device has 20 MHz and 40 MHz bandwidth modes. Single Modular Approval for mobile RF Exposure condition. 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 antenna or transmitter, except in accordance with FCC multi-transmitter product guidelines. Approval is limited to OEM installation only. OEM integrators must be provided with antenna installation instructions. Only those antenna(s) tested with the device or similar antenna(s) with equal or lesser gain may be used with this transmitter.
1 2 3 4 5 Power listed is the maximum conducted output power. This device has 20 MHz and 40 MHz bandwidth modes. Single Modular Approval for mobile RF Exposure condition. 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 antenna or transmitter, except in accordance with FCC multi-transmitter product guidelines. Approval is limited to OEM installation only. OEM integrators must be provided with antenna installation instructions. Only those antenna(s) tested with the device or similar antenna(s) with equal or lesser gain may be used with this transmitter.
1 2 3 4 5 U-NII-1~3 listed are conducted power and U-NII-4/ UNII-3 and -4 span channels listed are EIRP. This device has 20/40/80 MHz bandwidth modes. Single Modular Approval for mobile RF Exposure condition. 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 antenna or transmitter, except in accordance with FCC multi-transmitter product guidelines. Approval is limited to OEM installation only. OEM integrators must be provided with antenna installation instructions. Only those antenna(s) tested with the device or similar antenna(s) with equal or lesser gain may be used with this transmitter.
1 2 3 4 5 Is there an equipment authorization waiver associated with this application?No
1 2 3 4 5 If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded?No
app s Test Firm Name and Contact Information
1 2 3 4 5 Firm Name Bureau Veritas CPS(H.K.) Ltd., Taoyuan Branch
1 2 3 4 5 Bureau Veritas CPS (H.K.) Ltd., Taoyuan Branch
1 2 3 4 5 Name E**** L******
1 2 3 4 5 R******** C****
1 2 3 4 5 Telephone Number +886-********
1 2 3 4 5 +886-********
1 2 3 4 5 Fax Number +886-********
1 2 3 4 5 E-mail e******@bureauveritas.com
1 2 3 4 5 r******@bureauveritas.com
Equipment Specifications
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
1 1 15E CC 5180 5240 0.192
1 2 15E CC ND 5260 5320 0.192
1 3 15E CC ND 5500 5720 0.158
1 4 15E CC 5745 5825 0.209
1 5 15E CC EP 5845 5845 0.333
1 6 15E CC EP 5835 5835 0.752
1 7 15E CC EP 5855 5855 0.327
1 8 15E CC EP 5865 5885 0.736
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
2 1 15C CC 2402.00000000 2480.00000000 0.0190000
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
3 1 15C CC 2402 2480 0.019
3 2 15C CC 2412 2472 0.621
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
4 1 15C CC 2402 2480 0.019
4 2 15C CC 2412 2472 0.621
Line Rule Parts Grant Notes Lower Frequency Upper Frequency Power Output Tolerance Emission Designator Microprocessor Number
5 1 15E CC 5180 5240 0.192
5 2 15E CC ND 5260 5320 0.192
5 3 15E CC ND 5500 5720 0.158
5 4 15E CC 5745 5825 0.209
5 5 15E CC EP 5845 5845 0.333
5 6 15E CC EP 5835 5835 0.752
5 7 15E CC EP 5855 5855 0.327
5 8 15E CC EP 5865 5885 0.736

 

some individual PII (Personally Identifiable Information) available on the public forms may be redacted, original source may include additional details

 

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