We are proud to announce the launch of our newly developed noise reduction calling feature. This technology ensures clear and uninterrupted calls, whether in high-noise environments of 95-100dB or in critical emergency communication scenarios. Core Features And Advantages Advanced Noise Reduction Technology  Utilizing state-of-the-art noise reduction algorithms, background noise can be effectively filtered out even […]

Our noise-reducing telephone booths can lower noise levels by up to 48 decibels, making them highly effective in various industrial environments. Here are their specific applications and functions:   Applications: 1. Manufacturing Plants: Used in factories where machinery and equipment generate high noise levels, providing a quiet space for employees to make important calls. 2. […]

1. Determine the presence of environmental hazardous gases CLASSⅠ(Flammable Gases, Vapors or Liquids) Area Classification Division 1: Where ignitable concentrations of flammable gases, vapors or liquids can exist all of the time or some of the time under normal operating conditions. Division 2: Where ignitable concentrations of flammable gases, vapors or liquids are not likely […]

The Kozloduy Nuclear Power Plant Is A Nuclear Power Plant In Bulgaria Situated 180 Kilometres (110 Mi) North Of Sofia And 5 Kilometres (3.1 Mi) East Of Kozloduy, A Town On The Danube River, Near The Border With Romania. It Is The Country’s Only Nuclear Power Plant And The Largest In The Region. The Construction […]

Clean room communication systems play a crucial role in maintaining a sterile and controlled environment in clean room facilities. These systems should address specific technical problems to ensure effective communication while adhering to the strict cleanliness and safety requirements of clean rooms. Here are some technical problems that clean room communication systems should solve:   […]

When considering the technical aspects of prison phone systems, several key issues should be taken into account. These issues relate to the functionality, reliability, and security of the system. Here are some technical considerations: 1.Call Quality: The phone system should provide clear and reliable call quality to ensure effective communication between inmates and their contacts. […]

When designing and implementing a public telephone system in a subway, several technical problems should be considered to ensure reliable and efficient communication. Here are some common technical challenges specific to subway public telephone systems: 1. Signal Interference: Subways are typically located underground, which can introduce challenges related to signal interference. The presence of concrete […]

Introduction In the fast-paced and dynamic environment of a campus, effective communication plays a vital role in fostering a productive and safe learning environment. One powerful tool that facilitates seamless communication across the campus is the Public Address (PA) system. As a leading communication equipment manufacturer, we recognize the significance of PA systems in educational […]

Waterproof telephone belongs to the special telephone category of fixed-line telephone. According to the use environment and strength, it can be divided into two categories: consumer waterproof telephone and industrial waterproof telephone. The JR100 series telephones are fully contained within a corrosion-resistant cast aluminum weatherproof case with a door providing complete protection against dust and […]

In the course of the whole social progress, prison as an important part of the judicial system is gradually modernizing. The phone is a very important device in prison, playing a very important role in family communication and social help and education, to promote prisoners’ stability and peace of mind reform. Based on the special […]

Quanzhou Wharf Telephone Commissioning This weatherproof telephone is very popular for Tunnels, Mining, Marine, Underground, Metro stations, Railway platform, Highway side, Hotels, Parking lots, Steel Plants, Chemical plants, Power plants, and related heavy duty industrial application, etc. Extremely easy to install. The cable entrance is on the back of the phone to prevent from artificial damage, while […]

Outdoor Roadside SOS call box The Hands Free Telephone is designed to meet the needs of clients who experience loss through vandalism. Ideal for Highways, parking lots, Roadside, railway/metro platforms, hospitals, police stations,  outside buildings, etc. Housed in a cold rolled steel box and manufactured to a high standard, these telephones offer increased resistance to vandalism, […]

JR101-FK Waterproof Telephone Telephone waterproof for tunnel purposes made of aluminum alloy material by die casting. The telephone waterproof is and rugged and durable. Special sealing design can ensure a complete waterproof grade up to IP66. Waterproof, dustproof, and moisture-resistant. The telephone is waterproof and widely used in tunnels and outdoors. Most metro and high-speed […]

JR-MT-08 Pipe Gallery Telephone Combination The industrial intercom is designed for heavy industry or noisy environments. It has a solid shell to protect the keys and the calling main board, which has good ip ratings waterproof, and can reach ip66. The intercom has a complete set of functional keys, which can dial any user at […]

10 YEARS ODM/OEM FACTORY J&R Technology Ltd. is a premier designer and manufacturer of standard and custom telephone solutions. Our products deliver industry proven and innovative high quality telephone technology to a broad range of private, and public businesses, industries, and applications. The industrial intercom system is J&R’s demand for production and dispatching of chemical […]

J&R is honored to cooperate with one of the Fortune 500 company in the United States。The core business of the energy company is natural gas processing and transportation, as well as other oil and power generation assets. In this cooperation, the customer chose our JR102-SC waterproof and weather resistant telephone as the emergency help equipment […]

Manchester Airport is an international airport at Ringway, Manchester, England, 7.5 nautical miles south-west of Manchester city centre. In 2016, it was the third busiest airport in the United Kingdom in terms of passenger numbers and the busiest of those not serving London. J&R combined with the local passenger flow and the actual needs of […]

J&R’s telephone production process has a set of strict quality management system. From the customization of the PCB, and then calibrated comprehensive testing, assembly and testing, to the final packaging process are layer by layer check, and all R&D and production are certified by the quality management system. At the J&R, each product production link will be […]

Normally 200,000 buyers, hailing from just about every country, would have flocked to the Canton Fair, the world’s biggest trade show. This year, because of the pandemic, it was conducted entirely online, running for ten days and ending on June 24th. Although no substitute for meetings in the flesh, the virtual fair was testament to […]

JR-IL-01 Induction Loop accessories released this year have passed ECM product certification.   According to the World Health Organization, 642 million people in the world suffer from hearing loss. It affects one in six of us in the UK. That’s more than 11 million people.   Many of these have a hearing aid or cochlear implant, which […]