|Rated Voltage||9 V|
|Operating Voltage||1-20 V|
|Sound Output at 10cm (dB)||85 dB|
|Current consumption||5 mA|
|Operating Temperature (℃)||-20~+60 ℃|
|Storage Temperature (℃)||-30~+70 ℃|
Changzhou Duoxing Electronics Device Factory Founded in 1989.
In 1994, reset up Changzhou Duoxing Electronics Co., Ltd (Changzhou E-sound Electronics Co.,Ltd) with Taiwanese.
Duoxing is a professional manufactory specializes in developing , manufacturing and sales on electro-acoustic products.