News & Events

Beijing, China, February 16th, 2021 – Caltta Technologies, a leading provider of integrated professional trunking communication solutions, has deployed its PDT (Professional Digital Trunking) systems...

Caltta Technologies, a leading provider of integrated PMR solution, successfully presented its latest Professional Mobile Radio (PMR) portfolio and convergent communications solution at digitalPMRExpo...

Caltta Technologies, a leading provider of integrated professional trunking communications solution, will bring its industry leading Professional Mobile Radio (PMR) portfolio and convergent trunking c...

From November 24th to 26th , PMRExpo 2020, the most influential PMR trade fair is going virtual for the first time. As a leading provider of critical communication solutions, Caltta keeps innovation a...

The focus of forestry communication is on forest fire prevention, forest patrol, and daily communication with forestry-related departments to ensure that fires can be detected and reported at the firs...

What is 5GC?5GC is short for 5G core network (5G Core).The 5GC network architecture is shown as follows:Corresponding to the above figure, the main network function modules in 5GC are shown as follows...

During the critical period of epidemic prevention, even a slight carelessness can result in irreparable consequences, and there is social consensus on combating against the epidemic all together.The 1...

Recently, the first emergency command PMR network in China has been built and put into operation in Qinghai Province. The network will greatly improve the emergency commanding communication abilities ...

Compared with traditional PoC radios that support only voice calls, the new-generation large-screen intelligent radio boasts a wide range of industry applications including text, images, videos, and l...

On November 26, PMRExpo 2019 has officially kicked off in Cologne, Germany. This annual event is the biggest Network for Secure Communications Expo in Europe, bringing together more than 230 exhibitor...

Caltta Technologies, a leading provider of integrated professional trunking communication solutions, successfully deployed its portable LTE trunking communications solution for the celebration of the ...