AL8-CL5300USB and Bluetooth Speakerphone

Calisto 5300 Speakerphone User Guide PLANTRONICS + POLYCOM. NOW TOGETHER AS Contents Overview3 Pair4 Configure4 Daily Use5 Power5 Answer or End a call5 Mute/Unmute5 Volume5 Microsoft Teams button5 Support6 2 1 2 3 5 6 7 4 9 8 1 Volume up 6 Speaker 2 Mute 7 Indicator light 3 Volume down 8 USB cord 4 Call button 9 Power/Bluetooth button 5 Microsoft Teams button Overview 3 To pair your Calisto 5300 speakerphone to your computer, do the following: 1Insert the USB adapter into your laptop or computer and wait for your computer to recognize it. 2Press the Bluetooth button to the right for 2 seconds. The indicator light flashes red and blue. 3Put your USB adapter into pair mode by pressing the recessed Pair button. The USB adapter flashes red and blue. Pairing is successful when you hear "pairing successful" and "PC connected" and the USB adapter LED is solid blue. Your USB adapter comes ready to take calls. If you want to listen to music, you need to configure your USB adapter. Windows To configure your USB adapter to play music, go to Start menu > Control Panel > Sound > Playback tab. Select Plantronics BT600, set it as the Default Device and click OK. To pause music when you place or receive calls, go to Start menu > Control Panel > Sound > Communications tab and select the desired parameter. Mac To configure the USB adapter, go to Apple menu > System Preferences > Sound. On both the Input and Output tabs, select Plantronics BT600. Pair Configure 4 Push the power button to the right to power on. The indicator light on the speakerphone will illuminate white and you will hear "Power On" and a battery status. StatusTalk timeIndicator Battery highGreater than 12 hours"Battery high" Battery medium Less than 12 hours, greater than 2 hours "Battery medium" Battery lowLess than 2 hours, greater than 30 minutes "Battery low" played at less than 2 hours talk time Battery criticalEqual to or less than 30 minutes30 minutes, "Battery low" repeated every 15 minutes 10 minutes, "Battery low" repeated every 5 minutes 0 minutes "Power off" played once A short press of the Call button answers or ends a call. A short press of the Mute button mutes or unmutes the microphones. Press the up (+) or down (-) volume buttons for the desired volume. Press the Teams button to launch Microsoft Teams. NOTEThe Microsoft Teams app must be installed. Daily Use Power Answer or End a call Mute/Unmute Volume Microsoft Teams button 5 Support NEED MORE HELP? plantronics.com/support Plantronics, Inc. Plantronics BV 345 Encinal Street Santa Cruz, CA 95060 United States Scorpius 171 2132 LR Hoofddorp Netherlands © 2019 Plantronics, Inc. Bluetooth is a registered trademark of Bluetooth SIG, Inc. and any use by Plantronics, Inc. is under license. All trademarks are the property of their respective owners. 216075-06 (10.19)

Plantronics, Inc Date: 2019-11-06 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: AL8-CL5300 To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch and Joyce Shi in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Plantronics, Inc This authorization is valid until further written notice from the applicant. Print Name: Mark Lawson Title: Global Compliance Director Signature: On behalf of Company: Plantronics, Inc Telephone: +44-1793-842416 E-mail: [email protected]

Plantronics, Inc To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Plantronics, Inc 345 Encinal Street Santa Cruz California 95060 United States Regarding: Confidentiality Request regarding application for FCC ID: AL8-CL5300 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. SHORT TERM CONFIDENTIALITY Additionally, the applicant requests the following documents be held confidential until the device is marketed or 180 days from the grant date, whichever is less. If the device is marketed within aforementioned days of the Grant Date, the applicant will notify the TCB per FCC KDB 726920 D01 Confidentiality Request Procedures. External Photos Internal Photos Test Setup Photos User manual(s) Sincerely, Print Name: Mark Lawson Title: Global Compliance Director Signature: On behalf of Company: Plantronics, Inc Telephone: +44-1793-842416 E-mail: [email protected] Tune up procedure

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 5 External Photos for SZEM1911019806CR FCC ID:AL8-CL5300 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 5 1 EUT Constructional Details SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 5 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 5 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 5 of 5

2019 CMF SPECIFICATION Core Team Engineer: APPROVALS CMF Designer: Core Team Designer: Product Manager: Program Manager: ART MASTER # REV # SHEET # Scale: 1:1 LASER ENGRAVED Kent Hong Ashley Hellmann Ray Song Chase Bailey Gregor Magnusson Dec. 12, 2019 215740-00 C Squirrel Compliance Marks for Laser Engraving, USB A + BT 1 of 1 24.3 mm R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300 USB  A Ɍࢩ USB : 5V 500mA FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/
CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ  XXXXXXXXXXXX R-NZ ͡ॿ࠭٢ CL 5300
S/N: XXXXXX USB  A FW MY R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300 USB  A Ɍࢩ USB : 5V 500mA FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/
CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ  XXXXXXXXXXXX R-NZ ͡ॿ࠭٢ CL 5300
S/N: XXXXXX USB  A FW MY 2019 CMF SPECIFICATION Core Team Engineer: APPROVALS CMF Designer: Core Team Designer: Product Manager: Program Manager: ART MASTER # REV # SHEET # Scale: 1:1 LASER ENGRAVED Kent Hong Ashley Hellmann Ray Song Chase Bailey Gregor Magnusson Dec. 12, 2019 215700-00 D Squirrel Compliance Marks for Laser Engraving, USB A + BT Teams 1 of 1 24.3 mm R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300-M USB  A Ɍࢩ USB : 5V 500mA  XXXXXXXXXXXX FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/ CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ R-NZ ͡ॿ࠭٢ CL 5300- M
S/N: XXXXXX USB  A FW MY R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300-M USB  A Ɍࢩ USB : 5V 500mA  XXXXXXXXXXXX FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/ CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ R-NZ ͡ॿ࠭٢ CL 5300- M
S/N: XXXXXX USB  A FW MY 2019 CMF SPECIFICATION Core Team Engineer: APPROVALS CMF Designer: Core Team Designer: Product Manager: Program Manager: ART MASTER # REV # SHEET # Scale: 1:1 LASER ENGRAVED Kent Hong Ashley Hellmann Ray Song Chase Bailey Gregor Magnusson Dec. 12, 2019 215740-00 C Squirrel Compliance Marks for Laser Engraving, USB C + BT 1 of 1 24.3 mm CL 5300 R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300 USB  C Ɍࢩ USB : 5V 500mA FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/ CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ  XXXXXXXXXXXX R-NZ ͡ॿ࠭٢ S/N: XXXXXX FW MY USB  C CL 5300 R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300 USB  C Ɍࢩ USB : 5V 500mA FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/
CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ  XXXXXXXXXXXX R-NZ ͡ॿ࠭٢ S/N: XXXXXX FW MY USB  C 2019 CMF SPECIFICATION Core Team Engineer: APPROVALS CMF Designer: Core Team Designer: Product Manager: Program Manager: ART MASTER # REV # SHEET # Scale: 1:1 LASER ENGRAVED Kent Hong Ashley Hellmann Ray Song Chase Bailey Gregor Magnusson Dec. 11, 2019 215700-00 D Squirrel Compliance Marks for Laser Engraving, USB C + BT Teams 1 of 1 24.3 mm S/N: XXXXXX FW MY CL 5300- M R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300-M USB  C Ɍࢩ USB : 5V 500mA  XXXXXXXXXXXX FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/
CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ R-NZ ͡ॿ࠭٢ USB  C S/N: XXXXXX FW MY CL 5300- M R-C-PLT-CL5300 ġŚ̑Ҝ MADE IN CHINA Տ̸ : CL5300-M USB  C Ɍࢩ USB : 5V 500mA  XXXXXXXXXXXX FCC ID:AL8- &/ CMIIT ID:XXXXXXX
IC: 457A- &/
CNC ID:X-XXXX ANATEL:XXXXX-YY-ZZZZZ R-NZ ͡ॿ࠭٢ USB  C

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 4 Internal Photos for SZEM1911019806CR FCC ID:AL8-CL5300 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 4 1 EUT Constructional Details SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 4 Antenna SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 4

Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 Appendix C Calibration certificate 1. Dipole D2450V2 - SN 817(2019/06/10) 2. DAE DAE4-SN 1245(2019/05/21) 3. Probe EX3DV4-SN 3798(2019/05/24)

Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 Appendix D Photographs 1. SAR measurement System 2. Photographs of Tissue Simulate Liquid 3. Photographs of EUT test position 4. EUT Constructional Details Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 1. SAR measurement System Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 2. Photographs of Tissue Simulate Liquid Photo 1: Tissue Simulant Liquid for Body 2450 Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 3. Photographs of EUT test position Photo 2: Front side 0mm Photo 3: Back side 0mm Photo 4: Side1 0mm Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 4. EUT Constructional Details Photo 5: Front View Photo 6: Back View

Compliance Certification Services (Kunshan) Inc. No.10 W eiye Rd., Innovation park, Eco&Tec, Development Zone, Kunshan City, Jiangsu, China Telephone: 86-512-57355888 Fax: 86-512-57370818 Mail: [email protected] Report No.: CKSEM191100068701 Rev : 01 Page : 1 of 42 FCC SAR TEST REPORT Application No: CKSEM1911000687CR Applicant: Plantronics Inc Manufacturer: Plantronics Inc Factory: Acoustic Innovation (Huizhou) Co., Ltd. Product Name: USB and Bluetooth Speakerphone Model No.(EUT): CL5300-M USB-C Series Model: CL5300 USB-A, CL5300 USB-C, CL5300-M USB-A, CL5300-M USB-C Trade Mark: plantronics FCC ID: AL8-CL5300 Standards: FCC 47CFR §2.1093 Date of Receipt: 2019-11-12 Date of Test: 2019-11-15 to 2019-11-15 Date of Issue: 2019-12-18 Test conclusion: PASS * * In the configuration tested, the EUT detailed in this report complied with the standards specified above. Authorized Signature: Eric Lin Laboratory Manager The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in this report. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. Any mention of SGS International Electrical Approvals or testing done by SGS International Electrical Approvals in connection with, distribution or use of the product described in this report must be approved by SGS International Electrical Approvals in writing. Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 Rev : 01 Page : 2 of 42 REVISION HISTORY Revision Record Version Chapter Date Modifier Remark 01 2019-12-18 Original Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 Rev : 01 Page : 3 of 42 TEST SUMMARY Frequency Band Maximum Reported SAR(W/kg) Body Bluetooth 0.05 SAR Limited(W/kg) 1.6 Approved & Released by Eric Lin SAR Manager Tested by Richard Kong SAR Engineer Compliance Certification Services (Kunshan) Inc. Report No.: CKSEM191100068701 Rev : 01 Page : 4 of 42 CONTENTS 1 GENERAL INFORMATION .....................................................................................................................................6 1.1 DETAILS OF CLIENT ...........................................................................................................................................6 1.2 TEST LOCATION.................................................................................................................................................6 1.3 TEST FACILITY ...................................................................................................................................................7 1.4 GENERAL DESCRIPTION OF EUT .......................................................................................................................8 1.4.1 DUT Antenna Locations .............................................................................................................................9 1.5 TEST SPECIFICATION ....................................................................................................................................... 11 1.6 RF EXPOSURE LIMITS ...................................................................................................................................... 12 2 LABORATORY ENVIRONMENT ........................................................................................................................ 13 3 SAR MEASUREMENTS SYSTEM CONFIGURATION ...................................................................................... 14 3.1 THE SAR MEASUREMENT SYSTEM.................................................................................................................. 14 3.2 ISOTROPIC E-FIELD PROBE EX3DV4 .............................................................................................................. 15 3.3 DATA ACQUISITION ELECTRONICS (DAE) ....................................................................................................... 16 3.4 SAM TWIN PHANTOM ...................................................................................................................................... 16 3.5 ELI PHANTOM ................................................................................................................................................. 17 3.6 DEVICE HOLDER FOR TRANSMITTERS .............................................................................................................. 18 3.7 MEASUREMENT PROCEDURE ........................................................................................................................... 19 3.7.1 Scanning procedure ................................................................................................................................. 19 3.7.2 Data Storage ............................................................................................................................................. 21 3.7.3 Data Evaluation by SEMCAD .................................................................................................................. 21 4 SAR MEASUREMENT VARIABILITY AND UNCERTAINTY ............................................................................ 23 4.1 SAR MEASUREMENT VARIABILITY ................................................................................................................... 23 4.2 SAR MEASUREMENT UNCERTAINTY ................................................................................................................. 23 5 DESCRIPTION OF TEST POSITION ................................................................................................................... 24 5.1 THE BODY TEST POSITION .............................................................................................................................. 24 6 SAR SYSTEM VERIFICATION PROCEDURE .......................................…

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1 Chan, Joe-L (Shenzhen) From:[email protected] Sent:Saturday, December 7, 2019 3:15 AM To: Kong, Richard (CCS Kunshan) Subject:[EXTERNAL] Response to Inquiry to FCC (Tracking Number 834211) *** WARNING: this message is from an EXTERNAL SENDER. Please be cautious, particularly with links and attachments. *** Inquiry on 11/19/2019 : Inquiry: We have a USB and Bluetooth Speakerphone , which needs FCC certification, and this device can be used by hand and close to body. Due to it's a low power device, According to the KDB447498 D01 Standards: SAR test is not required. Although exempt SAR, but the customer requires testing. Test Plan as attached. Please kindly confirm whether this test procedure is acceptted? ---Reply from Customer on 11/21/2019--- DearSir or Madam? Isit acceptable for this test plan? Thanks a lot. ---Reply from Customer on 11/27/2019--- Dear Sir or Madam? Isit acceptable for this test plan? Thanks a lot. ---Reply from Customer on 12/01/2019--- Dear Sir or Madam? Is it acceptable for this test plan? Thanks a lot. FCC response on 12/04/2019 Concerning question whether SAR test report can be submitted for a portable device that qualifies SAR test exclusion under the basic provisions of KDB Pub. 447498 D01, that is discouraged by FCC OET Laboratory Division, but it has not be prohibited. 2 The FCC equipment authorization program pursuant to 47 CFR Part 2 Subpart J (2.911, 2.1033, 2.962, etc.) predicates that certification application filings should contain supporting information and test data in accordance with requirements 47 CFR rules applicable for device and any associated OET Laboratory Division policies and procedures (including e.g. KDB publications). Purpose rationales and technical explanations should be included where any test data is submitted voluntarily by an applicant when it is not specifically required per FCC rule or policy. ---Reply from Customer on 12/04/2019--- Based on yoursuggestions, we have updated the SAR test data.The main purpose is to streamline the test. Please review itagain and determine if our SAR test procedure is applicable? If it's not suitble,where need to be updated. Thanks! FCC response on 12/06/2019 We have no additional comments nor concerns on the updated test plan. Attachment Details: USB and Bluetooth Speakerphone Test Plan_FCC USB and Bluetooth Speakerphone Test Plan_FCC_new Do not reply to this message. Please select the Reply to an Inquiry Response link from the OET Inquiry System to add any additional information pertaining to this inquiry.

Dear Sir or Madam： We have a USB and Bluetooth Speakerphone, which needs FCC certification, and this device can be used by hand and close to body. The condition of normal use as shown in the figure below: 1) The antenna located as below (Unit: mm): The distance between the antenna and the curved surface is about 6.1mm, the distance between the antenna and the front side is about 7.0mm. 2) This device is only support BT, the max power is 9 dBm, the Antenna Gain is -2.33. (Note: This power is just for reference. The final value may be adjusted according to the SAR test results in the final SAR report). According to the KDB447498 D01 Standards: SAR test is not required. Although exempt SAR， but the customer requires testing. 3) For the SAR testing: Photo 1: Front side 0mm Photo 2: Back side 0mm Photo 3: Side1 0mm The Preliminary SAR data as below: Test position Test mode Test Ch./Freq. Duty Cycle % Duty Cycle Scaled factor SAR (W/kg) 1-g SAR (W/kg) 10-g Power drift (dB) Cond ucted power (dBm) Tune up Limit (dBm) Scaled factor Scaled SAR 1-g (W/kg) Liquid Temp. Test data (Separate 0mm) Front side GFSK 78/2480 76.86 1.301 0.009 0.00388 -0.03 8.95 9.00 1.012 0.012 22.0 Back side GFSK 78/2480 76.86 1.301 0.005 0.00172 0.08 8.95 9.00 1.012 0.007 22.0 side 1 GFSK 78/2480 76.86 1.301 0.036 0.012 0.03 8.95 9.00 1.012 0.047 22.0 Note：The customer requires to test the surface of front and back. Conducted Power: BT Average Conducted Power(dBm) Tune up (dBm) Modulation Channel Frequency (MHz) GFSK 0 2402 7.5 9.0 39 2441 8.56 9.0 78 2480 8.95 9.0 π/4DQPSK 0 2402 5.91 6.5 39 2441 7.34 8.0 78 2480 7.67 8.0 8DPSK 0 2402 5.91 6.5 39 2441 7.31 8.0 78 2480 7.73 8.0 Please kindly confirm whether this test procedure is acceptted for this project? Thanks!

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM191101980603 Page: 1 of 59 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZEM1911019806CR Applicant: Plantronics Inc Address of Applicant: 345 Encinal Street Santa Cruz California United States 95060 Manufacturer: Plantronics, Inc. Address of Manufacturer: 345 Encinal Street Santa Cruz California United States 95060 Equipment Under Test (EUT): EUT Name: USB and Bluetooth Speakerphone Model No.: CL5300 USB-A, CL5300 USB-C, CL5300-M USB-A, CL5300-M USB-C ♣ ♣ Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. Trade mark: plantronics FCC ID: AL8-CL5300 Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2019-11-04 Date of Test: 2019-11-07 to 2019-11-08 Date of Issue: 2019-11-12 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM191101980603 Page: 2 of 59 Revision Record Version Chapter Date Modifier Remark 01 2019-11-12 Original Authorized for issue by: Harry Wu /Project Engineer Eric Fu /Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM191101980603 Page: 3 of 59 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Emissions at AC Power Line (150kHz-30MHz) 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.2 47 CFR Part 15, Subpart C 15.207 Pass Minimum 6dB Bandwidth 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Conducted Peak Output Power 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.9.1 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Power Spectrum Density 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.13.3.2 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.4,6.5,6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM191101980603 Page: 4 of 59 Declaration of EUT Family Grouping: Model No.: CL5300 USB-A, CL5300 USB-C, CL5300-M USB-A, CL5300-M USB-C Only the model CL5300-M USB-C was tested, since the electrical circuit design, PCB layout, components used and internal wiring were identical for the above models, only difference as below table. Production name Trade name Model No. Description USB and Bluetooth Speakerphone Plantronics CL5300 USB-A Type A USB Without teams function USB and Bluetooth Speakerphone Plantronics CL5300 USB-C Type C USB Without teams function USB and Bluetooth Speakerphone Plantronics CL5300-M USB-A Type A USB With teams function USB and Bluetooth Speakerphone Plantronics CL5300-M USB-C Type C USB With teams function SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM191101980603 Page: 5 of 59 3 Contents Page 1 COVER PAGE ............................................................................................................................................ 1 2 TEST SUMMARY ....................................................................................................................................... 3 3 CONTENTS ................................................................................................................................................ 5 4 GENERAL INFORMATION ........................................................................................................................ 7 4.1 DETAILS OF E.U.T. ............................................................................................................................... 7 4.2 DESCRIPTION OF SUPPORT UNITS ......................................................................................................... 7 4.3 MEASUREMENT UNCERTAINTY .............................................................................................................. 7 4.4 TEST LOCATION .................................................................................................................................... 8 4.5 TEST FACILITY ...................................................................................................................................... 8 4.6 DEVIATION FROM STANDARDS ............................................................................................................... 8 4.7 ABNORMALITIES FROM STANDARD CONDITIONS ..................................................................................... 8 5 EQUIPMENT LIST ...................................................................................................................................... 9 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ............................................................................... 14 6.1 ANTENNA REQUIREMENT .................................................................................................................... 14 6.1.1 Test Requirement: ....................................................................................................................... 14 6.1.2 Conclusion ....................................................................................................…

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 3 Setup Photos for SZEM1911019806CR FCC ID:AL8-CL5300 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 3 1 Photographs 1.1 Conducted Emissions at AC Power Line (150kHz-30MHz) Test Setup SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 3 1.2 Radiated Spurious Emissions Test Setup