2A35XLBBluetooth bracelet

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NBL External Photographs UART Device front Wristbands are sold as accessories UART Device back UART Device side 1 UART Device side 2 UART Device side 3 UART Device side 4

NBL Label Sample UART

NBL Label Locations UART

NBL Internal Photographs UART Sensor PCB front UART Sensor PCB back UART Main PCB front UART Main PCB back UART Battery front UART Battery back UART Battery side UART Cover assembly inside UART Support plate front UART Support plate back UART Antenna frame front UART Antenna frame back BT antenna UART Antenna frame side BT antenna UART Screw UART Dial front UART Dial back UART Hands (hour & minute) UART Rim deco UART Crystal glass i-ring UART Crystal glass UART Sensor PCB assembled UART Battery assembled UART Support plate assembled UART Main PCB assembled UART Antenna frame assembled BT antenna UART Dial assembled UART Hands assembled UART Rim deco, crystal glass i-ring and crystal glass assembled

Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 EMC Test Report According to Title 47 CFR Part 15 Subpart B ISED ICES-Gen Issue 2 (February 2024) ISED ICES-003 Issue 7 ANSI C63.4:2014+A1:2017 DUT Name: NOWATCH B Model No. : NBL, NBC Customer: Nowatch BV Address: Prinsengracht 769, 1017 JZ Amsterdam, Netherlands Summary: IN COMPLIANCE Date of Reception: 9.05.2025 Date(s) of Test(s): 13.05.2025 – 26.05.2025 Tested by (Test Engineer) Approved by (Technical Manager) The test report shall not be reproduced except in full, without the written approval of the laboratory. This report is only for the equipment which is described in page 4. Test report number: EUFI29-25000761-O3 Page 2 (19) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Contents 1. General Information ................................................................................................................................................. 3 2. Test Samples ............................................................................................................................................................. 4 3. Configuration and Operation Modes ........................................................................................................................ 4 4. Test sample description ............................................................................................................................................ 5 5. Test description ......................................................................................................................................................... 7 5.1. FCC subpart 15B and ICES-003, radiated emission test procedure .................................................................. 7 5.2. FCC subpart 15B and ICES-003, conducted emission test procedure ............................................................. 10 6. Uncertainties ........................................................................................................................................................... 10 6.1. Emission measurement uncertainties ............................................................................................................ 10 7. Summary ................................................................................................................................................................. 11 8. Radiated Emissions ................................................................................................................................................. 12 9. Conducted Emissions, AC mains power port .......................................................................................................... 15 10. Test Equipment List ............................................................................................................................................. 18 Appendix A: DUT Photographs........................................................................................................................................ 19 Appendix B: Test Setup Photographs .............................................................................................................................. 19 Document Version History Date of issue Comments Approved by v0.1 18.06.2025 Initial version v0.2 03.07.2025 HW version changed to SNS_L_S_04, SNS_L_S_03. Additional model, brand name updated v1.0 04.07.2025 Final approved version Jukka Rauma Test report number: EUFI29-25000761-O3 Page 3 (19) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 1. General Information Test Engineer(s): Pekka Pulkkinen Location: Test Firm Name Eurofins Electric & Electronics Finland Oy (EEEF) Test Site Yrttipellontie, Peltola Address of Test Site Yrttipellonte 6, 90230 Oulu, Finland FCC Designation number FI0008 FCC site registration number 771880 ISED number 29576 CAB Identifier T290 Customer: Nowatch BV Marinus van Diggelen Prinsengracht 769, 1017 JZ Amsterdam, Netherlands tel: +31 6 11 37 32 02 [email protected] Climate Conditions: Temperature: 15 - 35 °C Air pressure: 860 - 1060 hPa Humidity: 30-60 rH% These limits were not exceeded during testing. Test report number: EUFI29-25000761-O3 Page 4 (19) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 2. Test Samples General description: Nowatch NBL is Bluetooth bracelet which monitors user’s heart rate, stress level, sleep quality, activity and temperature. In addition of PPG and Bio-impedance sensors, device main features includes accelerometer, barometer and vibra motor for smart alarming. Device is water resistant for swimming. Test samples: Sample number Serial number Manufacturer DUT Type Model HW version SW version Comments 2500076104 NB51710019 Haltian Oy Wearable Bluetooth bracelet NBL SNS_L_S_04, SNS_L_S_03 2025.06.xx.x 2500076103 NA Haltian Oy Charging jig NBC SNS_CHG_02 NA Accessories / Monitoring devices: Sample number Serial number Manufacturer DUT Type Model HW version SW version Comments G4CER062 344100241 StarTechcom USB-C Power Tester with OLED display USB- PWRTESTER NA NA 2500009404 C4H44441M KHPK84AP Apple Charger A2347 NA NA Reference charger G4CER047 NA NA USB-C to USB-C cable, length 1.0m NA 3. Configuration and Operation Modes Operation Mode Description OM1 EUT ON. Bluetooth LE in IDLE mode, EUT connected to charger (worst case). Power Supply: 110 VAC . Test report number: EUFI29-25000761-O3 Page 5 (19) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 4. Test sample description Model NBL, charger pad model NBC Additional model(s) Model B Large Brand name NOWATCH FCC ID 2A35XLB IC 28449-LB Class Class B Radio module Type Bluetooth LE transceiver Model CY8C6347FMI-BLD53 Manufacturer Cypress FCC-ID 2A35XLB IC 28449-LB Antenna Type IFA Antenna Gain …

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Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU Tel. +358 40 631 1311 Radio Test Report According to FCC part 15C, RSS-247, RSS-Gen DUT Name: NOWATCH B Model No. : NBL Customer: Nowatch BV Address: Prinsengracht 769, 1017 JZ Amsterdam, Netherlands Summary IN COMPLIANCE Date of Reception: 05.05.2025 Date(s) of Test(s): 16.5.2025 – 6.6.2025 Tested by Test Engineer Approved by Technical Manager The test report shall not be reproduced except in full, without the written approval of the laboratory. This report is only for the equipment which is described in page 4. Test report number: EUFI29-25000761-O4A1 Page 2 (78) Date of issue: 26-Jan-26 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU Tel. +358 40 631 131 CONTENTS 1. General Information .............................................................................................................................................................. 3 2. Test Samples .......................................................................................................................................................................... 4 3. Configuration and Operation Modes .................................................................................................................................... 6 4. Test equipment...................................................................................................................................................................... 6 5. Uncertainties ......................................................................................................................................................................... 7 6. Sample emission level calculation ......................................................................................................................................... 8 7. Test conditions ...................................................................................................................................................................... 9 8. Summary .............................................................................................................................................................................. 12 9. Occupied bandwidth ........................................................................................................................................................... 13 10. 6 dB bandwidth ................................................................................................................................................................. 17 11. Peak conducted output power .......................................................................................................................................... 21 12. Peak Power Spectral Density ............................................................................................................................................. 25 13. AC power line conducted emissions .................................................................................................................................. 29 14. Band edge emissions compliance (transmitter) ................................................................................................................ 32 15. Tx spurious emissions, conducted ..................................................................................................................................... 37 16. Emissions in restricted frequency bands ........................................................................................................................... 43 17. Tx spurious emissions, radiated ........................................................................................................................................ 50 18. Receiver spurious emissions, radiated .............................................................................................................................. 76 Document Version History Date of issue Comments Approved by v0.1 18.06.2025 Initial version v0.2 03.07.2025 Updated Additional model, PMN, HVIN, FVIN v1.0 04.07.2025 Final approved version Jukka Rauma v2.0 26.01.2026 ANSI C63.10 version updated Jukka Rauma Test report number: EUFI29-25000761-O4A1 Page 3 (78) Date of issue: 26-Jan-26 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU Tel. +358 40 631 131 1. General Information Test Engineer(s): Arto Kuosmanen, Pekka Pulkkinen Location: Test Firm Name Eurofins Electric & Electronics Finland Oy (EEEF) Test Site Yrttipellontie, Peltola Address of Test Site Yrttipellontie 6, 90230 Oulu, Finland FCC Designation number FI0008 FCC site registration number 771880 ISED number 29576 CAB Identifier T290 Customer: Nowatch BV Prinsengracht 769, 1017 JZ Amsterdam, Netherlands Marinus van Diggelen tel: +31 6 11 37 32 02 e-mail: [email protected] Climate Conditions: Temperature: 15 - 35 °C Air pressure: 860 - 1060 hPa Humidity: 30-60 rH% These limits were not exceeded during testing. Test report number: EUFI29-25000761-O4A1 Page 4 (78) Date of issue: 26-Jan-26 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU Tel. +358 40 631 131 2. Test Samples General description: Nowatch NBL is Bluetooth bracelet which monitors user’s heart rate, stress level, sleep quality, activity and temperature. In addition of PPG and Bio-impedance sensors, device main features include accelerometer and vibra motor for smart alarming. Device is waterproof for swimming. Test sample (Conducted): Sample number Serial number Manufacturer DUT Type Model HW version SW version 2500076101 NB5120028 Haltian Oy Wearable Bluetooth bracelet NBL SNS_L_S_04, SNS_L_S_03 2025.06.xx.x Test sample (Emission): Sample number Serial number Manufacturer DUT Type Model HW version SW version 2500076102 NB51710013 Haltian Oy Wearable Bluetooth bracelet NBL SNS_L_S_04, SNS_L_S_03 2025.06.xx.x 2500076104 NB5171009 Haltian Oy Wearable…

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Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Annex 1: EUT and test setup photographs 1. Equipment External Picture 1, watch top view Test report number: EUFI29-25000761-O3_Annex1 Page 2 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 2, watch bottom view Test report number: EUFI29-25000761-O3_Annex1 Page 3 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 3, watch FCC ID and IC ID label Test report number: EUFI29-25000761-O3_Annex1 Page 4 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 2. Equipment Internal Picture 4, watch exploded view front Test report number: EUFI29-25000761-O3_Annex1 Page 5 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 5, watch exploded view back Test report number: EUFI29-25000761-O3_Annex1 Page 6 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 6, watch PCB’s top view Test report number: EUFI29-25000761-O3_Annex1 Page 7 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 7, watch PCB’s bottom view Test report number: EUFI29-25000761-O3_Annex1 Page 8 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 8, charger PCB bottom view Test report number: EUFI29-25000761-O3_Annex1 Page 9 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 9, charger PCB top view Test report number: EUFI29-25000761-O3_Annex1 Page 10 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 3. Test Setups Picture 10, Conducted Emission Test report number: EUFI29-25000761-O3_Annex1 Page 11 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 11, Radiated Emission, common setup, 30 – 1000 MHz, front Test report number: EUFI29-25000761-O3_Annex1 Page 12 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 12, Radiated Emission, common setup, 1 – 12,75 GHz, front Test report number: EUFI29-25000761-O3_Annex1 Page 13 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 13, Radiated Emission, EUT setup, 30 MHz – 12,75 GHz Test report number: EUFI29-25000761-O3_Annex1 Page 14 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 24, Radiated Emission, common setup, 30 – 1000 MHz, back Test report number: EUFI29-25000761-O3_Annex1 Page 15 (15) 4-Jul-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 35, Radiated Emission, common setup, 1 – 12,75 GHz, back

Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Annex 1: EUT and test setup photographs 1. Equipment External Picture 1, EUT Top view Test report number: EUFI29-25000761-O4_Annex1 Page 2 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 2, EUT Bottom view Picture 3, Sonos Charger Top view Test report number: EUFI29-25000761-O4_Annex1 Page 3 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 4, Sonos Charger Bottom view Picture 5, Conducted RF sample Test report number: EUFI29-25000761-O4_Annex1 Page 4 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 2. Equipment Internal Picture 6, Sonos large watch exploded view Test report number: EUFI29-25000761-O4_Annex1 Page 5 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 7, Sonos large watch PCB’s top side Test report number: EUFI29-25000761-O4_Annex1 Page 6 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 8, Sonos large watch PCB’s bottom side Test report number: EUFI29-25000761-O4_Annex1 Page 7 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 9, Sonos Charger open Test report number: EUFI29-25000761-O4_Annex1 Page 8 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 10, Sonos Charger PCB Test report number: EUFI29-25000761-O4_Annex1 Page 9 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 3. Test Setups Picture 11, Radiated Spurious Emission, common setup, TX and RX, 30 – 1000 MHz, front Test report number: EUFI29-25000761-O4_Annex1 Page 10 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 12, Radiated Spurious Emission, common setup, TX, 1 – 18 GHz, front Picture 13, Radiated Spurious Emission, common setup, TX, 18 – 26 GHz, front Test report number: EUFI29-25000761-O4_Annex1 Page 11 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 24, Radiated Spurious Emission, common setup, RX, 1 – 12,75 GHz, front Test report number: EUFI29-25000761-O4_Annex1 Page 12 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 35, Radiated Spurious Emission, EUT setup, TX, 30 – 1000 MHz Test report number: EUFI29-25000761-O4_Annex1 Page 13 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 46, Radiated Spurious Emission, EUT setup, TX, 1 – 26 GHz Test report number: EUFI29-25000761-O4_Annex1 Page 14 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 57, Radiated Spurious Emission, EUT setup, RX, 30 MHz – 12,75 GHz Test report number: EUFI29-25000761-O4_Annex1 Page 15 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 68, Radiated Spurious Emission, common setup, TX, 30 – 1000 MHz, back Test report number: EUFI29-25000761-O4_Annex1 Page 16 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 79, Radiated Spurious Emission, common setup, TX, 1 – 18 GHz, back Picture 20, Radiated Spurious Emission, common setup, TX, 18 – 26 GHz, back Test report number: EUFI29-25000761-O4_Annex1 Page 17 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 21, Radiated Spurious Emission, common setup, RX, 30 – 1000 MHz, back Test report number: EUFI29-25000761-O4_Annex1 Page 18 (18) 18-Jun-25 Eurofins Electric & Electronics Finland Oy, Yrttipellontie 6, FI-90230 OULU +358 40 631 1311 Picture 22, Radiated Spurious Emission, common setup, RX, 1 – 12,75 MHz, back