Manuals+

FCC TEST REPORT

Report No.: 18220WC20055207

FCC ID: 2AQI5-MU006

1. General Information

1.1. Client Information

Applicant Ugreen Group Limited
Manufacturer Ugreen Group Limited
Address Ugreen Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China
Factory Ugreen Group Limited
Address Ugreen Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China

1.2. Description of Device (EUT)

Product Name Ergonomic Wireless Mouse
Model No. MU006
Trade Mark UGREEN
Test Power Supply DC 1.5V
Test Sample No. 1-2-1(Normal Sample), 1-2-2(Engineering Sample)
Operation Frequency 2402~2480MHz
Number of Channel 40 Channels
Modulation Type GFSK
Antenna Type PCB antenna
Antenna Gain(Peak) -1.52 dBi (Provide by customer)
Adapter N/A
Remark 1) For a more detailed features description, please refer to the manufacturer's specifications or the User's Manual. 2) This report is for SRD module.

2. Test Modes and Channels

1.4. Description of Test Modes

Pretest Mode Description
Mode 1 CH00
Mode 2 CH19
Mode 3 CH39

Note: (1) The measurements are performed at the highest, middle, lowest available channels. (2) The data rate was set in 1Mbps for radiated emission due to the highest RF output power.

1.5. List of Channels

Channel Freq. (MHz) Channel Freq. (MHz) Channel Freq. (MHz) Channel Freq. (MHz)
00 2402 07 2414 14 2428 21 2442
01 2404 08 2416 15 2430 22 2444
02 2406 09 2418 16 2432 23 2446
03 2408 10 2420 17 2434 24 2448
04 2410 11 2422 18 2436 25 2450
05 2412 12 2424 19 2438 26 2452
06 2414 13 2426 20 2440 27 2454

Note: 1. The engineering test program was provided and the EUT was programmed to be in continuously transmitting mode. 2. EUT built-in battery-powered, fully-charged battery use of the test battery. 3. Each mouse work in the 16 channels, these 16 channels from 40 randomly generated.

3. Test Setup Descriptions

1.6. Description Of Test Setup (Radiated Emission)

The radiated emission test setup involves the Equipment Under Test (EUT) placed on a table 0.8m high, positioned 1.5m away from a metal full soldered ground plane. A receiving antenna is situated 1m to 4m away from the EUT, connected to a Spectrum Analyzer.

3.2. Test Setup (Conducted Emission)

The conducted emission test setup is conducted within a shielding room. The EUT is connected to the power mains through a line impedance stabilization network (LISN). This provides a 50ohm coupling impedance for the EUT system. The distance between the EUT and the LISN is 80cm.

4.2. Test Setup (Radiation Spurious Emission)

Below 30MHz: The EUT is placed on a turntable, which is 0.8m above the ground plane. The test distance is 3m.

30MHz to 1GHz: The EUT is placed on a turntable, which is 0.8m above the ground plane. The test distance is 3m.

Above 1GHz: The EUT is placed on a turntable, which is 1.5m above the ground plane. The test distance is 3m. The receiving antenna is mounted on an antenna tower and can be moved up and down from 1 to 4 meters. The antenna feed point is 1-4m high.

4. Test Equipment List

Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval
1. Three Phase V-type Artificial Power Network CYBERTEK EM5040DT E215040DT001 Jul 05, 2021 1 Year
2. EMI Test Receiver Rohde & Schwarz ESCI 100627 Oct. 22, 2021 1 Year
3. EMI Test Receiver Rohde & Schwarz ESR26 101481 Oct. 22, 2021 1 Year
4. RF Switching Unit Compliance Direction RSU-M2 38303 Oct. 22, 2021 1 Year
5. MAX Spectrum Analysis Agilent N9020A MY51170037 Oct. 22, 2021 1 Year
6. Preamplifier SKET Electronic Instruments corporation BK1G18G30 KD17503 Oct. 22, 2021 1 Year
7. Double Ridged Horn Antenna GTH-0118 351600 Oct. 22, 2021 1 Year
8. Bilog Broadband Antenna Schwarzbeck VULB9163 VULB 9163-289 Oct. 22, 2021 2 Year
9. Loop Antenna Schwarzbeck FMZB1519B 00053 Oct. 22, 2021 2 Year
10. Horn Antenna A-INFO LB-180400-K J211060628 Oct. 22, 2021 2 Year
11. Pre-amplifier SONOMA 310N 186860 Oct. 22, 2021 2 Year
12. EMI Test Software EZ-EMC SHURPLE N/A N/A N/A N/A
13. RF Test Control System YIHENG YH3000 2017430 Oct. 22, 2021 1 Year
14. Power Sensor DAER RPR3006W 15100041SN045 Oct. 22, 2021 1 Year
15. Power Sensor DAER RPR3006W 15100041SN046 Oct. 22, 2021 1 Year
16. MXA Spectrum Analysis KEYSIGHT N9020A MY53280032 Oct. 22, 2021 1 Year
17. MXG RF Vector Signal Generator Agilent N5182A MY48180656 Oct. 22, 2021 1 Year
18. Signal Generator Agilent E4421B MY41000743 Oct. 22, 2021 1 Year
19. DC Power Supply IVYTECH IV3605 1804D360510 Oct. 22, 2021 1 Year
20. Constant Temperature & Humidity Chamber ZHONGJIAN ZJ-KHWS80 B N/A Oct. 22, 2021 1 Year

5. Measurement Uncertainty & Test Facility

1.8. Measurement Uncertainty

Uncertainty Type Value
Radiation Uncertainty Ur = 3.9 dB (Horizontal)
Ur = 3.8 dB (Vertical)
Conduction Uncertainty Uc = 3.4 dB

1.9. Description of Test Facility

The test facility is recognized, certified, or accredited by the following organizations:

FCC-Registration No.: 184111

Shenzhen Anbotek Compliance Laboratory Limited, EMC Laboratory has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. Registration No. 184111.

ISED-Registration No.: 8058A

Shenzhen Anbotek Compliance Laboratory Limited, EMC Laboratory has been registered and fully described in a report filed with the (ISED) Innovation, Science and Economic Development Canada. The acceptance letter from the ISED is maintained in our files. Registration 8058A.

Test Location

Shenzhen Anbotek Compliance Laboratory Limited
1/F., Building D, Sogood Science and Technology Park, Sanwei community, Hangcheng Street, Bao'an District, Shenzhen, Guangdong, China.518102

6. Summary of Test Results

2. Summary of Test Results

Standard Section Test Item Result
15.203/15.247(c) Antenna Requirement PASS
15.207 Conducted Emission N/A
15.205/15.209 Spurious Emission PASS
15.247(b)(1) Conducted Peak Output Power PASS
15.247(a)(1) 20dB Occupied Bandwidth PASS
15.247(a)(1) Carrier Frequencies Separation PASS
15.247(a)(1) Hopping Channel Number PASS
15.247(a)(1) Dwell Time PASS
15.247(d) Band Edge PASS

Remark: "N/A" is an abbreviation for Not Applicable.

7. Conducted Emission Test

3.1. Test Standard and Limit

Test Standard Frequency (MHz) Quasi-peak Level (dBuV/m) Average Level (dBuV/m)
FCC Part15 Section 15.207 150kHz~500kHz 66~56* 56~46*
500kHz~5MHz 56 46
5MHz~30MHz 60 50

Remark: (1) *Decreasing linearly with logarithm of the frequency. (2) The lower limit shall apply at the transition frequency.

3.2. Test Setup

The conducted emission test setup is conducted within a shielding room. The EUT is connected to the power mains through a line impedance stabilization network (LISN). This provides a 50ohm coupling impedance for the EUT system. The distance between the EUT and the LISN is 80cm.

3.3. Test Procedure

  1. The EUT system is connected to the power mains through a line impedance stabilization network (LISN).
  2. Please refer the block diagram of the test setup and photographs.
  3. Both sides of AC line are checked to find out the maximum conducted emission.
  4. In order to find the maximum emission levels, the relative positions of equipment and all of the interface cables shall be changed according to FCC ANSI C63.10: 2020 on Conducted Emission Measurement.
  5. The bandwidth of test receiver (ESCI) set at 9kHz.
  6. The frequency range from 150kHz to 30MHz is checked.

3.4. Test Data

Not Applicable. The EUT is powered by DC 1.5V, so there is no need for conducted emission test.

8. Radiation Spurious Emission and Band Edge

4.1. Test Standard and Limit

Test Standard Frequency (MHz) Field strength (microvolt/meter) Limit (dBuV/m) Detector Remark Measurement distance (m)
FCC Part15 C Section 15.209 and 15.205 0.009MHz~0.490MHz 2400/F(kHz) - Quasi-peak - 300
0.490MHz-1.705MHz 24000/F(kHz) - Quasi-peak - 30
1.705MHz-30MHz 200 30 Quasi-peak - 30
30MHz~88MHz 100 40.0 Quasi-peak - 3
88MHz~216MHz 150 43.5 Quasi-peak - 3
216MHz~960MHz 200 46.0 Quasi-peak - 3
960MHz~1000MHz 500 54.0 Average - 3
Above 1000MHz - 74.0 Peak - 3

Remark: (1)The lower limit shall apply at the transition frequency. (2) 15.35(b), Unless otherwise specified, the limit on peak radio frequency emissions is 20dB above the maximum permitted average emission limit applicable to the equipment under test. This peak limit applies to the total peak emission level radiated by the device.

4.2. Test Setup

Below 30MHz: The EUT is placed on a turntable, which is 0.8m above the ground plane. The test distance is 3m. A metal full soldered ground plane is used. A system simulator is connected to the EUT. A receiving antenna (RX Antenna) is positioned 1m to 4m away from the EUT and connected to a Spectrum Analyzer / Receiver.

30MHz to 1GHz: The EUT is placed on a turntable, which is 0.8m above the ground plane. The test distance is 3m. A metal full soldered ground plane is used. A system simulator is connected to the EUT. A receiving antenna (RX Antenna) is positioned 1m to 4m away from the EUT and connected to a Spectrum Analyzer / Receiver.

Above 1GHz: The EUT is placed on a turntable, which is 1.5m above the ground plane. The test distance is 3m. A metal full soldered ground plane is used. A system simulator is connected to the EUT. A receiving antenna (RX Antenna) is positioned 1m to 4m away from the EUT and connected to a Spectrum Analyzer / Receiver. The antenna feed point is 1-4m high.

4.3. Test Procedure

  1. For below 1GHz: The EUT is placed on a turntable, which is 0.8m above the ground plane.
  2. For above 1GHz: The EUT is placed on a turntable, which is 1.5m above the ground plane.
  3. The turn table can rotate 360 degrees to determine the position of the maximum emission level.
  4. The EUT is set 3 meters away from the receiving antenna which is mounted on an antenna tower.
  5. The antenna can be moved up and down from 1 to 4 meters to find out the maximum emission level.
  6. Rotated the EUT through three orthogonal axes to determine the maximum emissions, both horizontal and vertical polarization of the antenna are set on test.
  7. The EUT is tested in 9*6*6 Chamber. The device is evaluated in xyz orientation.

4.4. Test Data

The test results of 9kHz-30MHz was attenuated more than 20dB below the permissible limits, so the results don't record in the report. During the test, pre-scan all modes, only the worst case is recorded in the report. For the radiated emission test above 1GHz: Average level = Peak level + DCCF.

9. Maximum Peak Output Power Test

5.1. Test Standard and Limit

Test Standard: FCC Part15 C Section 15.247 (b)(1)

Test Limit: According to §15.247(b) (1), For frequency hopping systems operating in the 2400-2483.5 MHz band employing at least 75 non-overlapping hopping channels, and all frequency hopping systems in the 5725-5850 MHz band: 1 watt. For all other frequency hopping systems in the 2400-2483.5 MHz band: 0.125 watts.

5.2. Test Setup

The test setup consists of the EUT connected directly to the spectrum analyzer and antenna output port, as shown in the block diagram.

5.3. Test Procedure

  1. The EUT was directly connected to the spectrum analyzer and antenna output port as show in the block diagram above,
  2. Spectrum Setting:
    RBW > the 20 dB bandwidth of the emission being measured
    VBW > RBW
    Span = approximately 5 times the 20 dB bandwidth, centered on a hopping channel.
    Sweep = auto
    Detector function = peak.
    Trace = max hold

5.4. Test Data

Pass. Please refer to Appendix C of the Appendix Test Data.

10. 20DB Occupy Bandwidth Test

6.1. Test Standard

Test Standard: FCC Part15 C Section 15.247 (a)(1)

6.2. Test Setup

The test setup consists of the EUT connected to a Spectrum Analyzer.

6.3. Test Procedure

  1. Span= approximately 2 to 3 times the 20dB bandwidth, centered on a hopping channel.
  2. Set the RBW ≥1% of the 20 dB bandwidth.
  3. Set the VBW ≥ RBW
  4. Sweep time = auto couple.
  5. Detector function = peak.
  6. Trace mode = max hold.
  7. Allow trace to fully stabilize.

6.4. Test Data

Pass. Please refer to Appendix A of the Appendix Test Data.

11. Carrier Frequency Separation Test

7.1. Test Standard and Limit

Test Standard: FCC Part15 C Section 15.247 (a)(1)

Test Limit: >25KHz or >two-thirds of the 20 dB bandwidth

7.2. Test Setup

The test setup consists of the EUT connected to a Spectrum Analyzer.

7.3. Test Procedure

  1. Span= Wide enough to capture the peaks of two adjacent channels
  2. Set the RBW =approximately 30% of the channel spacing.
  3. Set the VBW ≥ RBW.
  4. Sweep time = auto couple.
  5. Detector function = peak.
  6. Trace mode = max hold.
  7. Allow trace to fully stabilize.

7.4. Test Data

Pass. Please refer to Appendix D of the Appendix Test Data.

12. Number of Hopping Channel Test

8.1. Test Standard and Limit

Test Standard: FCC Part15 C Section 15.247 (a)(1)

Test Limit: >15 channels

8.2. Test Setup

The test setup consists of the EUT connected to a Spectrum Analyzer.

8.3. Test Procedure

  1. Span= the frequency band of operation
  2. Set the RBW = less than 30% of the channel spacing or the 20 dB bandwidth, whichever is smaller.
  3. Set the VBW ≥ RBW
  4. Sweep time = auto couple.
  5. Detector function = peak.
  6. Trace mode = max hold.
  7. Allow trace to fully stabilize.

8.4. Test Data

Pass. Please refer to Appendix F of the Appendix Test Data.

13. Dwell Time Test

9.1. Test Standard and Limit

Test Standard: FCC Part15 C Section 15.247 (a)(1)

Test Limit: 0.4 sec.

9.2. Test Setup

The test setup consists of the EUT connected to a Spectrum Analyzer.

9.3. Test Procedure

  1. Span= zero span, centered on a hopping channel.
  2. Set the RBW = 1 MHz.
  3. Set the VBW = 1 MHz.
  4. Sweep time = as necessary to capture the entire dwell time per hopping channel.
  5. Detector function = peak.
  6. Trace mode = max hold.
  7. Allow trace to fully stabilize.

9.4. Test Data

Pass. Please refer to Appendix E of the Appendix Test Data.

14. 100kHz Bandwidth of Frequency Band Edge Requirement

10.1. Test Standard and Limit

Test Standard: FCC Part15 C Section 15.247 (d)

Test Limit: In any 100 kHz bandwidth outside the frequency bands in which the spread spectrum intentional radiator in operating, the radio frequency power that is produced by the intentional radiator shall be at least 20dB below that in the 100kHz bandwidth within the band that contains the highest level of the desired power. In addition, radiated emissions which fall in the restricted bands, as defined in §15.205(a), must also comply with the radiated emission limits specified in 15.209(a).

10.2. Test Setup

The test setup consists of the EUT connected to a Spectrum Analyzer.

10.3. Test Procedure

  1. Set the RBW = 100kHz.
  2. Set the VBW = 300kHz.
  3. Sweep time = auto couple.
  4. Detector function = peak.
  5. Trace mode = max hold.
  6. Allow trace to fully stabilize.

10.4. Test Data

Pass. Please refer to Appendix G & Appendix H of the Appendix Test Data.

15. Antenna Requirement

11.1. Test Standard and Requirement

Test Standard: FCC Part15 Section 15.203 /247(c)

Requirement:

11.2. Antenna Connected Construction

The antenna is a PCB antenna which permanently attached, and the best case gain of the antenna is -1.52dBi. It complies with the standard requirement.

16. Appendices

APPENDIX I -- TEST SETUP PHOTOGRAPH

This appendix contains photographs of the radiated emission test setup.

APPENDIX II -- EXTERNAL PHOTOGRAPH

This appendix contains external photographs of the Ugreen Ergonomic Wireless Mouse, showing the top view with the battery cover removed and the bottom view with product labels.

APPENDIX III -- INTERNAL PHOTOGRAPH

This appendix contains internal photographs of the Ugreen Ergonomic Wireless Mouse, showing the main PCB and its components.

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