Industrial-grade IP composite board for telephone

PCB board

Integrated circuits (chips) are widely used. They have strong support, radiation and driving capabilities in all aspects of the national economy. At the same time, they are very important for national defense security, information security, and economic security. Therefore, the chip industry has the dual attributes of economy and strategy. Different from other industries, the chip industry has the remarkable characteristics of high degree of internationalization, intelligence-intensive, capital-intensive, talent-intensive, fast upgrade and iteration, high industrial concentration, winner-take-all, and the strong are always strong.

In this regard, Joiwo has custom-developed industrial IP motherboards since 2018. After two years of use and testing in various industries, the motherboard has anti-surge and strong anti-interference ability. The applicable temperature environment is -40～+70℃. It is widely used in petroleum, Chemical industries, highways, electric power, subways, pipe corridors, tunnels, ships, firefighting and other places. At present, it has won the praise of customers in the industry. A large number of stocks of the motherboard have been stocked. Welcome new and old customers to customize purchases!

This motherboard is a fully digital networked hands-free broadcast intercom motherboard. Its core part adopts a mature Voip solution, with stable and reliable performance; hands-free adopts digital full-duplex mode, with bright and clear speech and sound; hands-free speaker output can be According to the needs of customers, choose the onboard 2.4W output or realize voice amplification through an external power amplifier board.

It provides a wealth of interfaces, including 4 shortcut keys interface, LCD interface, keyboard interface, handset interface, hookswitch interface and dual network ports, etc., which can meet the needs of most customer applications. In addition, it can also be used as a motherboard for other industry applications, such as waterproof and moisture-proof telephones, automatic dialing waterproof telephones, dial-free emergency telephones, amplified anti-noise broadcast telephones, emergency telephones, customer service telephones/prison telephones, rolling out elevator calls, Bank telephones, etc., have a wide range of applications.

This motherboard is a core board for all-digital SIP voice phones. Its core part adopts a mature VoIP solution with stable and reliable performance; hands-free adopts digital full-duplex mode, and the voice is bright and clear.