2BHAE-FBA-20Guitar Amplifier

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 5 Product Name: Guitar Amplifier Model No.: FBA-20 EUT Constructional Details External Photo Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 5 Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 5 Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 5 Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 5 of 5 ------End------

Label and Location Size: L: 3.0cm*W: 2.0cm Label and Location FCC ID : 2BHAE-FBA-20

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 3 Product Name: Guitar Amplifier Model No.: FBA-20 EUT Constructional Details Internal Photo Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 3 ANTENNA Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 3 ------End------

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 1 of 10 RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : HTT202603397F03 2BHAE-FBA-20 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Mar. 18, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Shenzhen Flanger Musical Instruments Co., Limited Address ............................................ : F/513, FENGSHANG ERA BLDG D,514, JIAN’AN 1ST ROAD, WENHUI COMMUNITY, XINAN STREET, BAO’AN DISTRICT SHE NZHEN, CHINA Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Guitar Amplifier Manufacturer .................................... : Shenzhen Flanger Musical Instruments Co., Limited Trade Mark ........................................ N/A Model/Type reference ...................... : FBA-20 Rating ............................................... : DC 7.4V From Battery and DC 5V From External Circuit Result ............................................... : PASS Report No.: HTT202603397F03 Page 2 of 10 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 10 T E S T R E P O R T Equipment under Test : Guitar Amplifier Model /Type : FBA-20 Listed Models : KG-20,KB-20,FGA-20,HG-20,GA-50,LB-20,LG-20, BGA20,BGB20,VGA20,VGB20,BA-20 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number is different for these model. Applicant : Shenzhen Flanger Musical Instruments Co., Limited Address : F/513, FENGSHANG ERA BLDG D,514, JIAN’AN 1ST ROAD, WENHUI COMMUNITY, XINAN STREET, BAO’AN DISTRICT SHENZHEN, CHINA Manufacturer : Shenzhen Flanger Musical Instruments Co., Limited Address : F/513, FENGSHANG ERA BLDG D,514, JIAN’AN 1ST ROAD, WENHUI COMMUNITY, XINAN STREET, BAO’AN DISTRICT SHENZHEN, CHINA Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202603397F03 Page 3 of 10 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 10 Contents 1 T E S T S T A N D A R D S ................................................... 4 2 S U M M A R Y .............................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Special Accessories 5 2.4 Modifications 6 3 T E S T E N V I R O N M E N T 7 3.1 Address of the test laboratory 7 3.2 Test Facility 7 3.3 Statement of the measurement uncertainty 7 4 T E S T L I M I T 8 4.1 Requirement 8 4.2 Conducted Power Results 9 4.3 Manufacturing tolerance 9 4.4 Evaluation Result 10 4.5 Simultaneous Transmission for SAR Exclusion 10 5 C O N C L U S I O N 10 Report No.: HTT202603397F03 Page 4 of 10 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 4 of 10 1 T E S T S T A N D A R D S The tests were performed according to following standards: ANSI C95.1–1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz. FCC KDB 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1093: Radiofrequency radiation exposure evaluation: portable devices Report No.: HTT202603397F03 Page 5 of 10 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 5 of 10 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Mar. 11, 2026 Testing commenced on : Mar. 11, 2026 Testing concluded on : Mar. 18, 2026 2.2 Product Description Product Description: Guitar Amplifier Model/Type reference: FBA-20 Power supply: DC 7.4V From Battery and DC 5V From External Circuit Adapter Information (Auxiliary test provided by the lab): Model: GS-0500200 Input: AC100-240V, 50/60Hz, 0.3A max Output: DC 5V, 2A Testing sample ID： HTT202603397-1# (Engineer sample) HTT202603397-2# (Normal sample) Hardware version: / Software version: / Bluetooth B…

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Inverted F Antenna Specification Summary ANT SPECITEM 2.4G ANTModel Name VerticalHorizontal 2500MHz2400MHz2500MHz2400MHz Center Frequency -1.86-2.46-5.25-0.58-0.76-1.26 -0.58dBiMAX. Gain Horizontal and VerticalPolarization Azimuth Beam Pattern Omni-directional 50 OhmImpedance 38.20mmAntenna Length Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) ADD No. 333 Kexing Road, Xiangzhou District, Zhuhai City 2450MHz2450MHz Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dBi) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dBi) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

1 Appendix RF Test Data for BT Company: : Shenzhen Flanger Musical Instruments Co., Limited EUT : Guitar Amplifier FCC ID: : 2BHAE-FBA-20 Model Number : FBA-20 Report No. : HTT202603397F02 Reviewed By : Heber He 2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) GFSK SISO 2402 DH5 2.913 3.749 77.70 1.10 0.01 2441 DH5 2.910 3.750 77.60 1.10 0.01 2480 DH5 2.913 3.749 77.70 1.10 0.03 Pi/4DQPSK SISO 2402 2DH5 2.920 3.750 77.87 1.09 0.01 2441 2DH5 2.920 3.749 77.89 1.09 0.01 2480 2DH5 2.920 3.751 77.85 1.09 0.03 8DPSK SISO 2402 3DH5 2.923 3.750 77.95 1.08 0.01 2441 3DH5 2.923 3.750 77.95 1.08 0.03 2480 3DH5 2.924 3.751 77.95 1.08 0.03 3 1.2 Test Graph 1.2.1 Ant1 GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 4 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 5 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 6 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV 7 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV 8 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.858 / Pass 2441 DH5 1 0.858 / Pass 2480 DH5 1 0.857 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.162 / Pass 2441 2DH5 1 1.167 / Pass 2480 2DH5 1 1.172 / Pass 8DPSK SISO 2402 3DH5 1 1.171 / Pass 2441 3DH5 1 1.165 / Pass 2480 3DH5 1 1.176 / Pass 2.1.2 20dB BW Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.925 / Pass 2441 DH5 1 0.927 / Pass 2480 DH5 1 0.929 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.266 / Pass 2441 2DH5 1 1.262 / Pass 2480 2DH5 1 1.258 / Pass 8DPSK SISO 2402 3DH5 1 1.254 / Pass 2441 3DH5 1 1.250 / Pass 2480 3DH5 1 1.239 / Pass 9 2.2 Test Graph 2.2.1 OBW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 10 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 11 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 12 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV 13 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV 14 2.2.2 20dB BW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 15 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 16 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 17 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV 18 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV 19 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Packet Type Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit GFSK SISO 2402 DH5 -0.39 <=30 Pass 2441 DH5 -0.77 <=30 Pass 2480 DH5 -0.91 <=30 Pass Pi/4DQPSK SISO 2402 2DH5 0.31 <=20.97 Pass 2441 2DH5 -0.02 <=20.97 Pass 2480 2DH5 -0.14 <=20.97 Pass 8DPSK SISO 2402 3DH5 0.70 <=20.97 Pass 2441 3DH5 0.38 <=20.97 Pass 2480 3DH5 0.29 <=20.97 Pass 20 4. Carrier Frequency Separation 4.1 Test Result 4.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Channel Separation (MHz) 20dB Bandwidth (MHz) Limit (MHz) Verdict GFSK SISO HOPP DH5 0.988 0.929 >=0.929 Pass Pi/4DQPSK SISO HOPP 2DH5 1.015 1.266 >=0.844 Pass 8DPSK SISO HOPP 3DH5 0.977 1.254 >=0.836 Pass 21 4.2 Test Graph 4.2.1 Ant1 GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 22 8DPSK_3DH5_HOPP_Ant1_NTNV 23 5. Number of Hopping Frequencies 5.1 Test Result 5.1.1 HoppNum Mode TX Type Frequency (MHz) Packet Type Num of Hopping Frequencies Verdict ANT1 Limit GFSK SISO HOPP DH5 79 >=15 Pass Pi/4DQPSK SISO HOPP 2DH5 79 >=15 Pass 8DPSK SISO HOPP 3DH5 79 >=15 Pass 24 5.2 Test Graph 5.2.1 HoppNum GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 25 8DPSK_3DH5_HOPP_Ant1_NTNV 26 6. Time of Occupancy (Dwell Time) 6.1 Test Result 6.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Duration of Single Pulse (ms) Observation Period (s) Num of Pulse in Observation Period Dwell Time (ms) Limit (ms) Verdict GFSK SISO HOPP DH1 0.416 31.600 320 133.120 <=400 Pass DH3 1.674 31.600 164 274.536 <=400 Pass DH5 2.920 31.600 107 312.440 <=400 Pass Pi/4DQPSK SISO HOPP 2DH1 0.422 31.600 319 134.618 <=400 Pass 2DH3 1.676 31.600 155 259.780 <=400 Pass 2DH5 2.922 31.600 104 303.888 <=400 Pass 8DPSK SISO HOPP 3DH1 0.424 31.600 320 135.680 <=400 Pass 3DH3 1.678 31.600 158 265.124 <=400 Pass 3DH5 2.930 31.600 95 278.350 <=400 Pass 27 6.2 Test Graph 6.2.1 Ant1 GFSK_DH1_HOPP_Ant1_NTNV GFSK_DH1_HOPP_Ant1_NTNV 28 GFSK_DH3_HOPP_Ant1_NTNV GFSK_DH3_HOPP_Ant1_NTNV 29 GFSK_DH5_HOPP_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV 30 Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV 31 Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV 32 Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 33 8DPSK_3DH1_HOPP_Ant1_NTNV 8DPSK_3DH1_HOPP_Ant1_NTNV 34 8DPSK_3DH3_HOPP_Ant1_NTNV 8DPSK_3DH3_HOPP_Ant1_NTNV 35 8DPSK_3DH5_HOPP_Ant1_NTNV 8DPSK_3DH5_HOPP_Ant1_NTNV 36 7. Unwanted Emissions In Non-restricted Frequency Bands 7.1 Test Result 7.1.1 Ref Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) GFSK SISO 2402 DH5 1 -0.90 2441 DH5 1 -1.03 2480 DH5 1 -1.15 HOPP DH5 1 -0.49 -0.49 Pi/4DQPSK SISO 2402 2DH5 1 -0.97 2441 2DH5 1 -1.06 2480 2DH5 1 -1.14 HOPP 2DH5 1 -0.21 -0.21 8DPSK SISO 2402 3DH5 1 -0.71 2441 3DH5 1 -1.28 2480 3DH5 1 -1.15 HOPP 3DH5 1 -0.25 -0.25 7.1.2 CSE Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) Limit (dBm) Verdict GFSK SISO 2402 DH5 1 -0.90 -20.90 Pass 2441 DH5 1 -1.03 -21.03 Pass 2480 DH5 1 -1.15 -21.15 Pass HOPP DH5 1 -0.49 -20.49 Pass -0.49 -20.49 Pass Pi/4DQPSK SISO 2402 2DH5 1 -0.97 -20.97 Pass 2441 2DH5 1 -1.06 -21.06 Pass 2480 2DH5 1 -1.14 -21.14 Pass HOPP 2DH5 1 -0.21 -20.21 Pass -0.21 -20.21 Pass 8DPSK SISO 2402 3DH5 1 -0.71 -20.71 Pass 2441 3DH5 1 -1.28 -21.28 Pass 2480 3DH5 1 -1.15 -21.15 Pass HOPP 3DH5 1 -0.25 -20.25 Pass -0.25 -20.25 Pass 37 7.2 Test Graph 7.2.1 Ref GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MC…

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Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. .................... : FCC ID. ........................................... : HTT202603397F02 2BHAE-FBA-20 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Mar. 18, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ........................... : Shenzhen Flanger Musical Instruments Co., Limited Address ............................................ : F/513, FENGSHANG ERA BLDG D,514, JIAN’AN 1ST ROAD, WENHUI COMMUNITY, XINAN STREET, BAO’AN DISTRICT SHENZH EN, CHINA Test specification ........................... : Standard ........................................... : FCC Part 15.247 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Guitar Amplifier Trade Mark ....................................... : N/A Manufacturer .................................. : Shenzhen Flanger Musical Instruments Co., Limited Model/Type reference ...................... : FBA-20 Listed Models ................................... : KG-20,KB-20,FGA-20,HG-20,GA-50,LB-20,LG-20, BGA20,BGB20,VGA20,VGB20,BA-20 Modulation ....................................... : GFSK, Π/4DQPSK, 8DPSK Frequency ......................................... From 2402MHz to 2480MHz Ratings ............................................. : DC 7.4V From Battery and DC 5V From External Circuit Result ............................................... : PASS Report No.: HTT202603397F02 Page 2 of 30 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China T E S T R E P O R T Equipment under Test : Guitar Amplifier Model /Type : FBA-20 Listed Models : KG-20,KB-20,FGA-20,HG-20,GA-50,LB-20,LG-20, BGA20,BGB20,VGA20,VGB20,BA-20 Applicant : Shenzhen Flanger Musical Instruments Co., Limited Address : F/513, FENGSHANG ERA BLDG D,514, JIAN’AN 1ST ROAD, WENHUI COMMUNITY, XINAN STREET, BAO’AN DISTRICT SHENZHEN, CHINA Manufacturer : Shenzhen Flanger Musical Instruments Co., Limited Address : F/513, FENGSHANG ERA BLDG D,514, JIAN’AN 1ST ROAD, WENHUI COMMUNITY, XINAN STREET, BAO’AN DISTRICT SHENZHEN, CHINA Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202603397F02 Page 3 of 30 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Contents 1 TEST STANDARDS .......................................................................................................................................... 4 2 SUMMARY ........................................................................................................................................................ 5 2.1 General Remarks .................................................................................................................................... 5 2.2 Product Description ................................................................................................................................. 5 2.3 Equipment Under Test ............................................................................................................................ 5 2.4 Short description of the Equipment under Test (EUT) ............................................................................ 5 2.5 EUT configuration .................................................................................................................................... 6 2.6 EUT operation mode ............................................................................................................................... 6 2.7 Block Diagram of Test Setup .................................................................................................................. 6 2.8 Related Submittal(s) / Grant (s) .............................................................................................................. 6 2.9 Modifications ........................................................................................................................................... 6 3 TEST ENVIRONMENT ...................................................................................................................................... 7 3.1 Address of the test laboratory ................................................................................................................. 7 3.2 Test Facility .........................................................................................................................................…

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Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 2 Product Name: Guitar Amplifier Model No.: FBA-20 Test Setup Photo Radiated Emission Report No.: HTT202603397 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 2 Conducted Emission RF Test ------End------