Report Number : F690501/RF-RTL Page: 2 of 22. Table of contents

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2 Report Number : F690501/RF-RTL Page: 2 of 22 Table of contents 1. General Information Antenna power and tolerance Frequency tolerance Occupied bandwidth and spread bandwidth Transmission spurious emissions Limitation of collateral emission of receiver Hopping dwell time

3 Report Number : F690501/RF-RTL Page: 3 of General information 1.1 Testing laboratory SGS Testing Korea Co., Ltd. Wireless Div. 2FL, 18-34, Sanbon-dong, Gunpo-si, Gyeonggi-do, Korea Telephone : FAX : Details of applicant Applicant : Bluegiga Technologies Oy Address : Sinikalliontie 5A, Espoo, Finland Contact Person : Pasi Rahikkala Phone No. : Fax No. : Description of EUT Kind of Product Model Name Serial Number Power Supply Frequency Range Modulation Technique Number of Channels Antenna Type Antenna Gain Bluetooth Module WT41-E N/A DC 3.0 V 2402 MHz ~ 2480 MHz GFSK, π/4dqpsk, 8DPSK 79 ch Fixed type 2.26 dbi Applicant confirm that the voltage supplied to RF parts is fixed Test method Measurement was conducted by the following test method: the test method of Ordinance Concerning Technical Regulations Conformity Certification etc. of Specified Radio Equipment in Annex 1, the Ministry of Internal Affairs and Communication notification in Annex 43 of Article 88, Paragraph 1 or the test method more than equivalent.

4 Report Number : F690501/RF-RTL Page: 4 of Test Equipment List Equipment Manufacturer Model Serial No. Cal. Authority Cal. Date Signal Generator Spectrum Analyzer Agilent E4438C MY SICT Mar. 31, 2011 R & S FSV SICT Mar. 31, 2011 Power Sensor R & S NRP-Z KTICC Apr. 04, 2011 DC power Supply Directional Coupler Agilent U8002A MY SICT Jan. 05, 2011 Narda SICT Aug. 22, 2011 Bluetooth Tester TESCOM TC-3000C 3000C SICT Jan. 11, 2011

5 Report Number : F690501/RF-RTL Page: 5 of Summary of test results The EUT has been tested according to the following specifications: Applied standard : Radio equipment regulations and ARIB STD-T66 Article Reference Test item Result STD-T Antenna power, Tolerances for antenna power Complied STD-T Frequency Tolerance Complied STD- T Occupied Bandwidth (99%), Spread Bandwidth (90%) and Spreading Factor Complied STD- T Transmission spurious emissions Complied STD- T Limitation of collateral emission of receiver Complied STD- T Hopping dwell time Complied 1.7. Test report revision Revision Report number Description 0 F690501/RF-RTL Initial 1.7 Conclusion of worst-case and operation mode The EUT has three type of modulation (GFSK, π/4dqpsk and 8DPSK). Modulation Conducted power (mw) Burst ratio Spread bandwidth (MHz) Output power density (mw/mhz) GFSK(2 441 MHz) π/4dqpsk(2 441 MHz) DPSK(2 441 MHz) Output power density (mw/mhz) = Conducted power (mw) / Burst ratio / Spread bandwidth (MHz) Note; A worst case EDR mode is 8DPSK.

6 Report Number : F690501/RF-RTL Page: 6 of Antenna power and tolerance 2.1. Test Setup EUT Directional coupler Spectrum Analyzer/ Power meter Bluetooth Tester 2.2. Limit ERIP power: 3mW/MHz Antenna POWER TOLERANCE: +20% to -80% 2.3. Test procedure 1. Measure the total power by Power Meter in a state of hopping mode (with Average Sensor). 2. If it s the burst wave, please measure the burst ratio. Then calculate the real total power by burst ratio. 3. Calculate the mean power per 1MHz by dividing the total power by spread bandwidth. 4. Record the power level.

7 Report Number : F690501/RF-RTL Page: 7 of Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H Test mode (GFSK) Rated Cond. P : 0.12 mw/mhz Antenna Gain : 2.26 dbi Frequency ( MHz) Conducted power(mw) 0.92 Conducted power(dbm) Spread Bandwidth(MHz) Output power density(mw/mhz) Power tolerance(%) E.I.R.P.( dbm /MHz) Burst ratio : T on /(T on + T off ) = Output power density (mw/mhz) = Conducted power(mw) / Burst ratio / Spread bandwidth(mhz) Test mode (8DPSK) Frequency ( MHz) Conducted power(mw) 0.62 Conducted power(dbm) Spread Bandwidth(MHz) Output power density(mw/mhz) Power tolerance(%) E.I.R.P.( dbm /MHz) Burst ratio : T on /(T on + T off ) = Output power density (mw/mhz) = Conducted power(mw) / Burst ratio / Spread bandwidth(mhz) Note; Power tolerance = {[(Output power density)-(rated Cond. P)] / (Rated Cond. P)} 100 * Rated Cond. P : Rated Conducted power

8 Report Number : F690501/RF-RTL Page: 8 of Frequency tolerance 3.1. Test Setup EUT Bluetooth Tester 3.2. Limit ± (50 ppm or below) 3.3. Test procedure 1. Set the ETU operating mode. 2. Connect the EUT to Bluetooth Tester. 3. A function of test case is used for record the tolerance.

9 Report Number : F690501/RF-RTL Page: 9 of Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H Test mode (GFSK) Reading frequency (MHz) Frequency tolerance (ppm) Mid. Ch (2 441 MHz) Test mode(8dpsk) Reading frequency (MHz) Frequency tolerance (ppm) Mid. Ch (2 441 MHz) Note; 1. FT (ppm) = [(RF-MF)/MF] FT: Frequency Tolerance, RF: Reading Frequency and MF: Measurement Frequency)

10 Report Number : F690501/RF-RTL Page: 10 of Occupied bandwidth (99%), spread bandwidth (90%) and spreading rate 4.1. Test Setup Same as the section Limit Occupied Bandwidth (99%): 83.5 MHz or Below Spread Bandwidth (90%): 500 khz or more Spreading factor: 5 or more 4.3. Test Procedure Occupied bandwidth (99%) 1. Set the EUT at hopping on and modulation on. 2. Set the ETU operates at hopping mode and normal voltage. 3. Set the spectrum analyzer RBW = 300 khz, VBW=300 khz, center frequency = MHz and Span= 200 MHz 4. Turn on 99% spectrum OBW function on, Max hold, View, and snap the screen and record the mark Spread bandwidth (90%) 1. Set the EUT at hopping on and modulation on. 2. Set the ETU operates at hopping mode and normal voltage. 3. Set the spectrum analyzer RBW = 300 khz, VBW=300 khz, center frequency = MHz and Span = 200MHz 4. Turn on 90% spectrum OBW function, Max hold, View, and snap the screen and record the mark.

11 Report Number : F690501/RF-RTL Page: 11 of Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H Test mode: Occupied bandwidth (99%) 99% bandwidth(mhz) Limit(MHz) GFSK DPSK Test mode: Spread bandwidth (90%) 90 % bandwidth(mhz) Spreading factor GFSK DPSK

12 Report Number : F690501/RF-RTL Page: 12 of 22 Occupied Bandwidth Test mode (GFSK) Test mode (8DPSK)

13 Report Number : F690501/RF-RTL Page: 13 of 22 Spread Bandwidth Test mode (GFSK) Test mode (8DPSK)

14 Report Number : F690501/RF-RTL Page: 14 of Transmission spurious emissions 5.1. Test Setup Same as the section Limit For operating 2402 MHz~2480 MHz MHz f MHz and MHz f MHz: 25 uw/mhz or less MHz > f and MHz < f: 2.5 uw/mhz or less 5.3. Test Procedure For operating MHz~2 480 MHz 1. Connect transmitter output to the spectrum analyzer input port. 2. The EUT should be transmitting at low, middle and high channel. 3. Unwanted emission strength is measured by following setting: 4. Set the spectrum analyzer RBW: 1 MHz(above 1GHz), 100 khz(below 1GHz), VBW : same as RBW Sweep time: auto, Start: 30 MHz, Stop: MHz. Sweep mode: single and mark highest level. 5. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep time: auto, Start: MHz, Stop: MHz. Sweep mode: single and mark highest level. 6. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep time: auto, Start: MHz, Stop: MHz. Sweep mode: single and mark highest level. 7. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep time: auto, Start: MHz, Stop: GHz. Sweep mode: single and mark highest level. 8. Detector mode: Peak mode.

15 Report Number : F690501/RF-RTL Page: 15 of Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H Test mode (GFSK) Below MHz MHz to MHz MHz to MHz MHz to MHz Above MHz Test mode (8DPSK) Below MHz MHz to MHz MHz to MHz MHz to MHz Above MHz Middle ch. (2 441 MHz) dbm/100 khz dbm/mhz dbm/mhz dbm/mhz dbm/mhz Middle ch. (2 441 MHz) dbm/100 khz dbm/mhz dbm/mhz dbm/mhz dbm/mhz Limit 2.5 uw/100 khz ( dbm/100 khz) 2.5 uw/mhz ( dbm/mhz) 25 uw/mhz ( dbm/mhz) 25 uw/mhz ( dbm/mhz) 2.5 uw/mhz ( dbm/mhz) Limit 2.5 uw/100 khz ( dbm/100 khz) 2.5 uw/mhz ( dbm/mhz) 25 uw/mhz ( dbm/mhz) 25 uw/mhz ( dbm/mhz) 2.5 uw/mhz ( dbm/mhz)

16 Report Number : F690501/RF-RTL Page: 16 of 22 Test mode(gfsk) Test mode(8dpsk)

17 Report Number : F690501/RF-RTL Page: 17 of Limitation of collateral emission of receiver 6.1. Test Setup Same as the section Limit Below 1GHz: 4nW or less Above 1 GHz: 20nW or less 6.3. Test Procedure 1. Connect transmitter output to the spectrum analyzer input port. 2. The EUT should be transmitting at low, middle and high channel. 3. Secondarily emitted radio wave strength (RX spurious) is measured by following setting: 4. Set the spectrum analyzer RBW: 100 khz, VBW: 100 khz, Sweep: Auto, Start: 30 MHz, Stop: MHz. Max hold view, mark highest level. 5. Set the spectrum analyzer RBW: 1 MHz, VBW: 1 MHz, Sweep: Auto, Start: MHz, Stop: MHz. Max hold view, mark highest level. 6. Detector mode: Peak mode.

18 Report Number : F690501/RF-RTL Page: 18 of Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H Test mode (GFSK) Below MHz MHz to MHz MHz to MHz MHz to GHz Test mode (8DPSK) Below MHz MHz to MHz MHz to MHz MHz to GHz Middle ch. (2 441 MHz) dbm dbm dbm dbm Middle ch. (2 441 MHz) dbm dbm dbm dbm Limit 4 nw ( dbm) 2.0 nw ( dbm) 2.0 nw ( dbm) 2.0 nw ( dbm) Limit 4 nw ( dbm) 2.0 nw ( dbm) 2.0 nw ( dbm) 2.0 nw ( dbm)

19 Report Number : F690501/RF-RTL Page: 19 of 22 Test mode(gfsk) Test mode(8dpsk)

20 Report Number : F690501/RF-RTL Page: 20 of Hopping dwell time 7.1. Test Setup Same as the section Limit 0.4s 7.3. Test Procedure 1. Place the EUT on the table and set it in transmitting mode. 2. Remove the antenna from the EUT and then connect a low loss RF cable from the antenna port to the spectrum analyzer. 3. Set center frequency of spectrum analyzer = hopping mode at MHz. 4. Set the spectrum analyzer as RBW, VBW=1 MHz, Span = 0Hz, Sweep time= 0.4 * SBW[s]. 5. Repeat above procedures until all frequency measured was a complete.

21 Report Number : F690501/RF-RTL Page: 21 of Test result Ambient temperature : (23 ± 2) Relative humidity : 47 % R.H. Frequency Packet type Dwell time(ms) Limit (ms) GFSK DH DPSK 3-DH GFSK Dwell time : 625 usec * 5 * 87 = (ms) 8DPSK Dwell time : 625 usec * 5 * 95 = (ms) Note; Dwell Time = Time per one hopping ( ON time) * hopping numbers

22 Report Number : F690501/RF-RTL Page: 22 of 22 Test mode(gfsk) Test mode(8dpsk)