2AB2NBT-176Bluetooth Speaker

FCC INFORMATION Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: —Reorient or relocate the receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. CAUTION:

Model differences We: E-POWER LIMITED Statement that All the model “BT-176 SP-26 SP-27 SP-28 SP-29 SP-30 SP-king-23 SP-king-25” are the same circuit and RF module, except model name. Name: Leo liu Signature: 2014-03-12

E-POWER LIMITED FCC Authorization Letter Number: CF304 Version: V01 Date: 01-02-2010 We, (the approval holder) Company name E-POWER LIMITED Addresss 2nd Floor, NO.2 Building, Mingxin Industrial Area, Nanhuan Road, Shajing, Bao'an District City Shenzhen Country China declare that the following representative (agent): Name (person) Jim.he Company name Shenzhen STONE Testing Technology Co.,Ltd. Addresss F/6, Bldg.12, Zhongxing Industrial City, Chuangye Rd., Nanshan District City Shenzhen Country China is hereby authorized to apply the following equipment for certification on our behalf: Product Description Bluetooth Speaker Type or Model(s) BT-176 SP-26 SP-27 SP-28 SP-29 SP-30 SP-king-23 SP-king-25 Tradename or Brand(s) N/A We also authorize Teleconformity, Mr. M. Koop, (address: Rietven 31, 7534NH Enschede, Netherlands) to process this application. Attestation: City and Country: Date: Name: (this must be a person) Function: Signature: (or official company stamp) Shenzhen 2014.3.13 Leo liu Sales manager

E-POWER LIMITED FCC Confidentiality Request Number: CF303 Version: V01 Date: 01-02-2010 To the FCC and FCC TCB handling this application for certification Pursuant to 47 CFR Section 0.459(a) & (b), we, (the applicant / grantee) Company name E-POWER LIMITED Addresss 2nd Floor, NO.2 Building, Mingxin Industrial Area, Nanhuan Road, Shajing, Bao'an District City Shenzhen Country China request non-disclosure and confidential treatment for our certification under: Grantee Code Product Number FCC ID: 2AB2N - BT-176 of the following materials submitted within this certification application: (please cross what is applicable, or add other documents) x Operational Description x Block Diagrams x Schematics Diagrams Bill of Materials Above materials contain secrets, proprietary and technical information, which would customarily be guarded from competitors under 47 CFR, section 0.457(d)(2). Disclosure or publication or any portion of this company confidential material to other parties could cause substantial competitive harm and provide unjustified benefits for competitors. We understand that pursuant to 47 CFR section 0.457(d)(1)(ii) disclosure of the applicant and all accompanying documentation will not be made before the date of the grant. Attestation: City and Country: Date: Name: (this must be a person) Function: Signature: (or official company stamp) Shenzhen 2014.3.13 Leo liu Sales manager

APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6

Bluetooth Speaker M/N: BT-176 FCC ID: 2AB2NBT-176 E-POWER LIMITED

Photo 7 Photo 8 Photo 9

FCC RADIO TEST REPORT FCC ID: 2AB2NBT-176 Product： Bluetooth Speaker Trade Name： N/A Model Name： BT-176 Serial Model： SP-26 SP-27 SP-28 SP-29 SP-30 SP-king-23 SP-king-25 Prepared for E-POWER LIMITED 2nd Floor, NO.2 Building, Mingxin Industrial Area, Nanhuan Road, Shajing Bao'an District, Shenzhen, Guangdong, China Prepared by Shenzhen STONE Testing Technology Co.,Ltd. F/6, Bldg.12, Zhongxing Industrial City, Chuangye Rd., Nanshan District Shenzhen P.R. China Page 2 of 75 Report No.: STT-2014DG00312073F TEST RESULT CERTIFICATION Applicant’s name............. E-POWER LIMITED Address ............................. 2nd Floor, NO.2 Building, Mingxin Industrial Area, Nanhuan Road, Shajing, Bao'an District, Shenzhen, Guangdong, China Manufacture's Name........ E-POWER LIMITED Address ............................. 2nd Floor, NO.2 Building, Mingxin Industrial Area, Nanhuan Road, Shajing, Bao'an District, Shenzhen, Guangdong, China Product description Product name ......................Bluetooth Speaker Model and/or type reference .......................... BT-176 Serial Model： B-390、D-420、S-450 、B-400 BH-23 、B-500 Standards......................... FCC Part15.247 Test procedure ..................... ANSI C63.4-2003 This device described above has been tested by STT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of STT, this document may be altered or revised by STT, personal only, and shall be noted in the revision of the document. Date of Test........................................ Date (s) of performance of tests ......... 4 Mar. 2014 ~14 Mar. 2014 Date of Issue....................................... 15 Mar. 2014 Test Result........................................... Pass Testing Engineer : (Eric Wang) Technical Manager : (Jerry You) Authorized Signatory : (Jack yu) Page 3 of 75 Report No.: STT-2014DG00312073F Table of Contents Page 1 . SUMMARY OF TEST RESULTS 5 1.1 TEST FACILITY 6 1.2 MEASUREMENT UNCERTAINTY 6 2 . GENERAL INFORMATION 7 2.1 GENERAL DESCRIPTION OF EUT 7 2.2 DESCRIPTION OF TEST MODES 9 2.3 TABLE OF PARAMETERS OF TEXT SOFTWARE SETTING 9 2.4 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 10 2.5 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 11 2.6 EQUIPMENTS LIST FOR ALL TEST ITEMS 12 3 . EMC EMISSION TEST 13 3.1 CONDUCTED EMISSION MEASUREMENT 13 3.1.1 POWER LINE CONDUCTED EMISSION LIMITS 13 3.1.2 TEST PROCEDURE 14 3.1.3 DEVIATION FROM TEST STANDARD 14 3.1.4 TEST SETUP 14 3.1.5 EUT OPERATING CONDITIONS 14 3.1.6 TEST RESULTS 15 3.2 RADIATED EMISSION MEASUREMENT 17 3.2.1 RADIATED EMISSION LIMITS 17 3.2.2 TEST PROCEDURE 18 3.2.3 DEVIATION FROM TEST STANDARD 18 3.2.4 TEST SETUP 19 3.2.5 EUT OPERATING CONDITIONS 20 3.2.6 TEST RESULTS (BELOW 30 MHZ) 21 3.2.7 TEST RESULTS (BETWEEN 30M – 1000 MHZ) 22 3.2.8 TEST RESULTS (ABOVE 1000 MHZ) 23 4 . NUMBER OF HOPPING CHANNEL 33 4.1 APPLIED PROCEDURES / LIMIT 33 4.1.1 TEST PROCEDURE 33 4.1.2 DEVIATION FROM STANDARD 33 4.1.3 TEST SETUP 33 4.1.4 EUT OPERATION CONDITIONS 33 4.1.5 TEST RESULTS 34 5 . AVERAGE TIME OF OCCUPANCY 36 5.1 APPLIED PROCEDURES / LIMIT 36 Page 4 of 75 Report No.: STT-2014DG00312073F Table of Contents Page 5.1.1 TEST PROCEDURE 36 5.1.2 DEVIATION FROM STANDARD 36 5.1.3 TEST SETUP 37 5.1.4 EUT OPERATION CONDITIONS 37 5.1.5 TEST RESULTS 38 6 . HOPPING CHANNEL SEPARATION MEASUREMENT 44 6.1 APPLIED PROCEDURES / LIMIT 44 6.1.1 TEST PROCEDURE 44 6.1.2 DEVIATION FROM STANDARD 44 6.1.3 TEST SETUP 44 6.1.4 EUT OPERATION CONDITIONS 44 6.1.5 TEST RESULTS 45 7 . BANDWIDTH TEST 51 7.1 APPLIED PROCEDURES / LIMIT 51 7.1.1 TEST PROCEDURE 51 7.1.2 DEVIATION FROM STANDARD 51 7.1.3 TEST SETUP 51 7.1.4 EUT OPERATION CONDITIONS 51 7.1.5 TEST RESULTS 52 8 . PEAK OUTPUT POWER TEST 58 8.1 APPLIED PROCEDURES / LIMIT 58 8.1.1 TEST PROCEDURE 58 8.1.2 DEVIATION FROM STANDARD 58 8.1.3 TEST SETUP 58 8.1.4 EUT OPERATION CONDITIONS 58 8.1.5 TEST RESULTS 59 9 . 100 KHZ BANDWIDTH OF FREQUENCY BAND EDGE 65 9.1 DEVIATION FROM STANDARD 65 9.2 TEST SETUP 65 9.3 EUT OPERATION CONDITIONS 65 9.4 TEST RESULTS 66 10 . ANTENNA REQUIREMENT 73 10.1 STANDARD REQUIREMENT 73 10.2 EUT ANTENNA 73 11 . EUT TEST PHOTO 74 APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Page 5 of 75 Report No.: STT-2014DG00312073F 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.247) , Subpart C Standard Section Test Item Judgment Remark 15.207 Conducted Emission PASS 15.247(a)(1) Hopping Channel Separation PASS 15.247(b)(1) Peak Output Power PASS 15.247(c) Radiated Spurious Emission PASS 15.247(a)(iii) Number of Hopping Frequency PASS 15.247(a)(iii) Dwell Time PASS 15.247(a)(1) Bandwidth PASS 15.205 Band Edge Emission PASS 15.203 Antenna Requirement PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report Page 6 of 75 Report No.: STT-2014DG00312073F 1.1 TEST FACILITY Shenzhen STONE Testing Technology Co.,Ltd. Add. : F/1, Bldg.12, Zhongxing Industrial City, Chuangye Rd., Nanshan District Shenzhen China FCC Registration No.: 323508; IC Registration No.: 11043A 1.2 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %。 No. Item Uncertainty 1 Conducted Emission Test ±1.38dB 2 RF power,conducted ±0.16dB 3 Spurious emissions,conducted ±0.21dB 4 All emissions,radiated(<1G) ±4.68dB 5 All emissions,radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Page 7 of 75 Report No.: STT-2014DG00312073F 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF EUT Equipment Bluetooth Speaker Model Name BT-176 Serial Model SP-26 SP-27 SP-28 SP-29 SP-30 SP-king-23 SP-king-25 Model Difference All the model are the same circuit and RF module, except model name. Product Desc…

Text truncated - open the document above for the full version.

Page 74 of 75 Report No.: STT-2014DG00312073F 11. EUT TEST PHOTO Radiated Measurement Photos Page 75 of 75 Report No.: STT-2014DG00312073F Conducted Measurement Photos