SPECIFICATION B-Bass Sounder-SS-26.2 LW BS/QDTE045B APPROVAL SHEET FOR SMARTPHONE SPEAKER TOTAL PAGE 12 www.bestargroups.com Customer Model Name Customer P/N Product No. Date Page 18 Dec.2013 Issue No. 01 of 12 Issue Date RoHS B-Bass Sounder-SS-26.2LW ****** BS/TES01.****A 2013/12/18 Table of Contents: 1.Test Climatic Condition 2.Description 3.Characteristics 4.Test Setup 5.Drawing 6.Reliability Test 7.Packing 8.History Change Record Drawn by Checked by Approved by Customer approved BESTAR ACOUSTICS CO.,LTD No.199 HuangHe West Road.New district,ChangZhou,JiangSu Province,P.R.China Tel: +86 519 88222567 Fax: +86 519 88222551 E-mail:wu@be-star.com http://www.bestargroups.com BS/QDTE045B 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 1.Test Climatic Condition 1.1 Ambient Temperature :15C~35C,Preferably at 20C 1.2 Relative Humidity:25% to 75% 1.3 Air Pressure:86kPa~106kPa G No. This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content F E G Item Specification 1. Dimension 40 x20 x 4.5(mm) 2. AC Impedance 3. Rated Input Power 0.5W(2.0Vrms) 4. Maximum Input Power 1.0W(2.83Vrms) 5. Fo 6. Frequency Response 7. S.P.L 8 15%(at 2KHz/1Vrms) F Driver 850Hz20%;Passive Driver 230Hz20% F0~20KHz E 913dB/0.1m/0.5W at 2KHz(Driver) 743dB at 230Hz Passive Driver D 10% (at 1KHz/0.5W) ,Show in Page5 8. THD 9. Buzzes & Rattles Must be normal at sine wave 2Vrms from 300~3400Hz 10. Polarity Positive voltage to (+),Diaphragm moves forward 11. Operating Temperature -20~+ 70C 12. Storage Temperature -20~+ 70C D C C 2.Description 2.1 Acoustic component Performance Specification 2.2 The present document specifies performance requirements for the acoustic characteristics of speaker B 3.Characteristics B 3.1 Electrical and Mechanical Characteristics 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:02 of 12 1 A 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 4. Test Setup 4.1 Speaker Measurement Circuit Power Amplifier G 0.5W(2Vrms) G 10cm Mic F F This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content Speaker Audio Analyser Baffle Anechoic chamber E E 4.2 Baffle Drawing unit:cm tolerance:2 D D 4.3 Test Method The speaker shall be mounted in a baffle of the dimensions 80X100cm show figure 4.2, The measuring free-field microphone shall be placed 10cm from DUT,on axis. The test voltage is 0.5W and swept sine-wave range is 100Hz~20KHz with a R80 of test sequence C C B B 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:03 of 12 1 A 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 4.4 Frequency Response Curve (only for reference) A: Frequency Response Magn 0 dB re 20.00 Pa/V 1/12Oct This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content F G Sound Pressure Level (dB) G F E E D D Frequency (Hz) 4.4.1 Sensitivity SPL is expressed in dB rel 20 Pa,computed according to IEC 268-5. Measurement set up according chapter 4.1 and parameters according chapter 4.4. This test is performed on the production line by 100%. C C B B Date: A Drawn by: A 2013/12/18 Date Rev. 2013/12/18 Checked by: Drawn Approved by: Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:04 of 12 1 A 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 4.5 Total Harmonic Distortion (only for reference) A: Frequency Response Magn 0 dB re 20.00 Pa/V 1/12Oct This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content F G THD (%) G F E E D Frequency (Hz) D 4.5.1 THD THD is measured according test set up in chapter 4.1 and parameters according chapter 4.5 This test is performed on the production line by 100%. C C B B 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:05 of 12 1 A 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 4.6 F0 Curve (only for reference) A: Frequency Response Magn 0 dB re 20.00Pa/V 1/12Oct This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content F G (ohm) G F E E D D Frequency (Hz) 4.6.1 Resonance Frequency C Resonance frequency is measured according test set up in chapter 4.1 and parameters according chapter 4.6 This test is performed on the production line by 100%. C B B 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:06 of 12 1 A 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 4.7 R&B Curve (only for reference) A: Frequency Response Magn 0 dB re 20.00Pa/V 1/12Oct G This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content (%) G F F E E D D Frequency (Hz) 4.7.1 R&B C R&B is measured according test set up in chapter 4.1 and parameters according chapter 4.7 This test is performed on the production line by 100%. C B B 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:07 of 12 1 A 6 5 4 3 B-Bass Sounder-SS-26.2LW H GHR-02V-S Pin:SSHL-002T-P0.2 *262 5. Drawing BLK RED G 14 2.5 G F This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content 1 2 F E E D D C C B B unit:mm tolerance:0.2 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:08 of 12 1 A 6 5 4 3 B-Bass Sounder-SS-26.2LW H 3 G 1 G 4 2 F This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content 1 2 F E E No Description of the part Material D D 1 Top Cover ABS 2 Bottom Cover ABS 3 Passive Diaphragm PEEK Driver 4 C BeStar Assemble C B B unit:mm tolerance:0.2 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:09 of 12 1 A 6 5 4 3 1 2 B-Bass Sounder-SS-26.2LW H 6. Reliability Test G This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content F 6.1 Load Test Power (Nom) Duration 0.5W 96hrs 6.2 High Temperature Test Temperature Duration +703C 96hrs 6.3 Low Temperature Test Temperature Duration -203C 96hrs 6.4 Damp Heat Temperature Relative Humidity Duration 403C 90%-95%RH 96hrs 6.5 Temperature Cycle Test Cycles 10 G F E E +85 +25 -40 D D 30 30 t (min) 30 1 cycles 6.6 Drop Test Height Drop face Times C 1.0m thick ness wooden board (20mm) 10 (three times in each direction ) C Notice: 1.Immediately after reliability test,the samples shall be stored under climatic conditions such as normally exist in ordinary rooms or laboratories.Unless otherwise noted,the recovery period shall be 4hrs at least before performance testing. 2. After reliability test ,all samples must be meet the requirements specified 3.Sensitivity difference at 2~5KHz shall be within 3dB from initial value after test. B 2013/12/18 Date: A Drawn by: A 2013/12/18 Date Rev. Checked by: Drawn Approved by: Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 B-Bass Sounder-SS-26.2LW 3 Speaker DRG NO: BS/TES01.****A 2 Page:10 of 12 1 B A 6 5 4 1 2 B-Bass Sounder-SS-26.2LW H 7. Packing TBD G This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content 3 G F F E E D D C C P/O NO. MODEL O'TY N.W. G.W. SIZE B Remark: 40 pcs per carton 20 carton per box PCS 35x27x30cm B Total 800pcs per box Size: 35x27x30(cm) 2013/12/18 Date: A Checked by: Approved by: Drawn by: A 2013/12/18 Rev. Date Drawn Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:11 of 12 1 A 6 5 4 3 B-Bass Sounder-SS-26.2LW H 8. History Change Record version No. Change Items Before Date Drawn Approved 2013/12/18 After A This print and information there in are proprietary to Bestar Acoustics Co., Ltd. and shall not be used in whole or in part without its written content 1 2 G G F F E E D D C C B B 2013/12/18 Date: Drawn by: Checked by: Drawn Approved by: A A 2013/12/18 Date Rev. Note www.bestargroups.com wu@be-star.com 6 BS/QDTE045B 5 4 3 B-Bass Sounder-SS-26.2LW Speaker DRG NO: BS/TES01.****A 2 Page:12 of 12 1 A