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Changzhou Qisheng Electronics Componet Factory
Contact:Mrs Liu
Mobile phone:13901500411
Tel:86-519-86464518 86470130
Fax:86-519-86464189
E-mail:qisheng@qisheng-elec.com
Add:No.4 Xinjie,Miaoqiao Town,Wujin District,Changzhou City,Jiangsu Province

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Pictures Type Size(mm) Resonant Frequency (KHz) Min sound pressure lovel Voltage(V)
QSR-3510D 34.5×9 2.2±0.5 75dB/10cm 12
QSR-3510E 35×2 1.3±0.5 75dB/10cm 12
QSR-4410A 44×14 1.0±0.5 78dB/30cm 12
QSR-4410B 44-0.2×14 0.8±0.5 78dB/30cm 12
QSR-4210A 42-0.2×16 2.8±0.5 85dB/30cm 12
QSR-4210B 42-0.2×16 2.8±0.5 85dB/30cm 12
QSR-4610 45.3×4 1.2±0.5 85dB/30cm 12
QSR-5010 50×2 1.0±0.5 75dB/10cm 12
QSR-5020 50×9.5 0.9±0.5 80dB/30cm 12
QST-1340 12.7×6.8 4.0±0.5 80dB/10cm 12
QST-1410A 14.1×7 4.0±0.5 80dB/10cm 12
QST-1410B 14×7 4.0±0.5 80dB/10cm 12

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Contact:Mrs Liu   Mobile phone:13901500411   Tel:86-519-86464518 86470130   Fax:86-519-86464189
E-mail:qisheng@qisheng-elec.com   Add:No.4 Xinjie,Miaoqiao Town,Wujin District,Changzhou City,Jiangsu Province