En telefon i tunnelbanestationen

IP-telefon Telefon med sladd

2022-06-29

IP telephony refers to any telephone system that uses an Internet connection to send and receive voice data. Unlike regular...

Behöver jag professionell installation?

2022-05-27

We can provide professional installation video or user's manual for help, most of our product can installed it without a...

Byggplatstelefonsystem

2022-05-27

Intelligent construction site telephone radio system is helpful to promote the reform of the construction industry in our country basic...

Järnvägstelefonsystem

2022-05-11

The emergency telephone system is an IP emergency system specially set up in the subway. The emergency system is a...

Explosionssäker högtalare

2022-05-10

Explosion proof loudspeakers, the appearance is made of metal materials, made by aluminum alloy, which has the characteristics of anti-violent...

Svart högtalare

2022-05-10

Denna högtalare har aluminiumhus. De är lätta att installera. Var och en av dem har stark utgång, låg ingångsimpedans...