As a professional DMR manufacturer, Caltta DMR solutions are fully compliant with ETSI DMR standard, featuring wide coverage, analog-digital compatibility, and evolution to LTE, widely applied in public safety, transportation, utilities, etc.
Caltta private LTE solution provides various functions such as PTT, GIS, data collection, video transmission, multimedia dispatching, etc, which greatly improves work coordination and dispatch efficiency.
Caltta eChat PoC system is an advanced platform that utilizes the operator's 2G/3G/4G/5G/Wi-Fi infrastructure to provide wide coverage and unlimited channels, supporting various functions such as PTT, location, visualized dispatching, etc.
Caltta emergency communications solutions include portable, man-pack vehicle-mounted, and Ad-Hoc systems featuring flexible networking and rapid deployment, they are widely applicable in the case of emergencies such as firefighting and earthquake rescue, etc.
Caltta Unified Communication System meets the demand for unification, visualization, intelligence, mobility, and flat design through cross-platform integration and information sharing.
Caltta provides end-to-end 5G products, including 5G Core Network, 5Ggnodeb, and 5G Terminals, which support smooth evolution, open interface, and flexible customization.
As challenges are getting increasingly complicated, it is an indispensable trend to introduce broadband trunking technologies to meet the requirements of professional users from public safety.
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Caltta is committed to providing customized services and professional applications for governmental affairs and smart city construction.
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Caltta wireless LTE trunking communication solution integrates passenger information system (PIS), onboard CCTV, train control (CBTC), and multimedia trunking services in one system.
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Caltta provides diversified solutions for airports and ports by utilizing 2G, 4G, PoC, 5G and integrated networks, to improve daily operation efficiency and emergency response.
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Caltta smart power grid broadband communication solution, based on LTE technology and B-TrunC standard, covers the whole business process of the power system.
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Caltta oil & gas integrated communication solution is equipped with various communications networks supporting automatic data collection, intelligent inspection, and so on, to accelerate digital transformation in the oil and gas industry.
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In response to emergencies, disasters, accidents, and other emergent events, Caltta, as experienced in the Search & Rescue industry, provides an integrated emergency communication solution.
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Caltta commercial solution can secure business operations, improve operational efficiency as well as provide high-quality communications at low costs.
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Caltta is a leading provider of integrated professional trunking communication solutions. With the mission of "Make Communications Safer and Richer", Caltta takes continuous innovation as the technology-driven cornerstone, professional technology as the root of the industry, provides efficient and high-quality services, and works with industry partners to create win-win cooperation of ecology, creating value for global customers.
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With a complete range of 2G, 4G, 5G, and PoC end-to-end products, Caltta brings you a one-stop solution and high-quality services.
Based on the industry-leading carrier-class architecture, Caltta supports "DMR+LTE" and "DMR+PoC" cross-system networking and integrated dispatching.
Taking continuous innovation as the technology-driven cornerstone, Caltta supports flexible customization of solutions from systems to terminals.
With a deep understanding of vertical industries, Caltta's DMR solutions have been widely used in Public Safety, Transportation, Utilities, Energy, Emergency Response, etc.
Since late July, the North China region has been continuously hit by heavy rainfall, causing river water to surge and flash floods to occur frequently in areas such as Yixian in Baoding, Chengde Luanp...
Jilin, as the geometric center of Northeast Asia, is not only an important gateway for the "Belt and Road" initiative to the north but also holds the significant responsibility of maintainin...
The first immersive drama complex in Asia with Dream of the Red Chamber as its theme—"Only Red Chamber·Drama Fantasy City," integrates 21 theaters, 108 scenario spaces, and various commerc...
[Shenzhen China --- 15 Dec 2025] Caltta Technologies, a global provider of professional wireless communication solutions, has successfully delivered its advanced Digital Mobile Radio (DMR) solution to Kaminholz Könen, a family-run timber mill based in Cologne, Germany. The project was implemented in collaboration with Caltta’s local partner, Maas & Weischer Funktechnik GmbH.
Cologne, Germany — 27 November 2025 — PMRExpo 2025, Europe’s leading trade fair for secure and professional communication, concluded today at the Cologne Exhibition Center after three days of intensive exchanges and technology showcases. The event brought together thousands of wireless communication professionals and leading industry manufacturers from around the world, presenting breakthrough innovations that are shaping the future of mission- and business-critical communications.
Beijing, China — The 2025 Digital Security Capacity Building Training Course for the South-South Cooperation Program, hosted by the Academy for International Business Officials (AIBO) under China’s Ministry of Commerce, was recently launched in Beijing. Caltta Technologies, a leading provider of private mobile radio (PMR) communication solutions, was invited to share its expertise with more than 40 officials and experts from developing countries.
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