OBT-428 Speaker 4" 20w Wall Mount Public Address Indoor 10w Wall Mount loudspeaker Box 

Common design,with high pitch.white,input 10W at 70/100V.. It's very popular. It's wall-mounted. It's suitable for indoor using, because of its nice design, and sound fully room covered. It's easy to install.
 

Shenzhen OBTPA Technology Co., Ltd(www.obtsys.com) is a company which integrates research & development, manufacture and sales. It stands out of the high-tech industry realm of public address system among other competitors. Our company has been always adhering to the business philosophy of continuous innovation and creating value from customers since 1999 when the company established, hence a various of products has been successfully used in the big famous events such as the Olympic Games, World Expo, Asian Games, etc. these achievements make us gain a various of patents and establish a good brand image in the industry.

All products have assed CE, FCC certificates, and the “OBT” brand trademark has been registered in the European Union, the United States and Japan.

Our company has always focused on the innovative development of audio and video applications. Its products cover analog PA system, digital PA system, SIP video PA system, POE network audio speaker, professional audio speaker, paperless conferences, video conferences and other products, after more than 20 years of development, we have independent research and development, production and application design capabilities, can well solve the compatibility, reliability and advanced issues of communication, emergency, command and other issues. Products are widely used in the safe cities, smart parks, smart campuses, smart hospitals, and smart stations and other fields, successfully established a good brand image—OBT. We are committed to developing into a world-class video integration PA system manufacturer.

Company Panorama：https://world-port.made-in-china.com/viewVR?comId=OMHJKoTbABc