|Rated Voltage||3.6 V|
|Operating Voltage||2-4 V|
|Sound Output at 10cm (dB)||75 dB|
|Current consumption||110 mA|
|Operating Temperature (℃)||-20~+70 ℃|
|Storage Temperature (℃)||-30~+80 ℃|
E-Sound Electronics Co., Ltd. was first founded in 1989 and became a high-tech company in 1994. Combining R&D and production, E-Sound is specialized in innovation of technology and service in electro-acoustic field.
E-Sound is located in Changzhou, China. The main products include speakers, buzzers, microphones and receivers. They are widely used in artificial intelligence devices, smart home, medical equipment, motormeters, automotive electronics, safety&alarm systems, laptops, computer main boards, cordless telephones, UPS(uninterruptible power supply), bluetooth headsets, GPS and so on.
Our company is equipped with a high-quality technology R&D team, who have strong innovation ability and rich practical experience through more than 30 years’ market updating experiences. R&D concentrates on EE(electronic engineering), DSP(digital signal processing), probability statistics and intelligent analysis fields. Our company pays much attention to IP(intellectual property) production. During more than 30 years’ R&D, E-Sound has made many technology breakthroughs in electro-acoustic field and has achieved several utility model patents, copyrights and patent for inventions, which effectively protects our company’s core technology.
Our end-users include Sony, APC, Whirlpool, Siemens, Flextronics, Samsung, Pioneer, DELL, Itsuwa, Simaran, Intel, Benitex and so on. Our products cover an ideal proportion of Chinese market and are sold to more than 30 overseas countries and areas.
E-Sound sticks to advanced management philosophy and strict quality control all the time. Our company has acquired many international certifications, such as ROHS and ISO9001: 2015 certificate.
E-Sound will launch more new products, which meet the needs of the market, for our customers in the future, to realize the application and popularization of AI(artificial intelligence) and Industry 4.0.