CDMA850MHZ Cell Phone Signal Repeater Full Duplex For Enhancing Signal Strength

CDMA850MHZ Cell Phone Signal Repeater Full Duplex For Enhancing Signal Strength

★ A mobile phone signal repeater provides the ultimate solution in any area where cellular communications can

not work due to leak of signals. There is no interference. It could also improve indoor electromagnetism

environments. Protract cellular battery life and reduce radiation of cellphones. A mobile repeaters are suitable for

residential and office use. It is also excellent for cover a meeting room, hotel room, classroom etc. Help reduce

drop calls and improve GSM voice communication quality.

★ATTENTION: IF YOU HAVE SUBSCRIBED BOTH GSM (OR CDMA) & UMTS SERVICE FROM YOUR

OPERATOR, PLEASE DOUBLE CHECK TO MAKE SURE BOTH YOUR GSM (OR CDMA) & UMTS SERVICE

ARE RUNNING ON 850MHZ, IF YOUR OPERATOR PROVIDES 3G UMTS SERVICE ON OTHER FREQUENCIES,

LIKE 1900MHZ, OR 2100MHZ, THIS 850MHZ REPEATER DOES NOT WORK FOR YOUR UMTS 3G DATA

SERVICE. BESIDES, IF YOUR OPERATOR PROVIDES UMTS SERVICE ON 850MHZ AND ANOTHER

FREQUENCY AT THE SAME TIME, YOU NEED TO MAKE SURE YOUR REGION IS WITHIN THE UMTS 850MHZ

COVERAGE AREA. SO IT IS VITAL FOR YOU TO CONTACT YOUR OPERATOR TO CONFIRM THIS BEFORE

BUYING. IF YOU CAN NOT DO THIS, AND YOU ARE NOT SURE THE FREQUENCY, PLEASE CONTACT ME

FOR HELP, I WILL TRY MY BEST TO HELP YOU TO MAKE SURE THIS.

The device featured by easy installation & operation and no interference. It is the ideal device for boost mobile phone signal. A mobile phone repeater could also improve indoor ctromagnetism environments, protract cellular battery life and reduce radiation of cellphones.

Technique

Pictures of accessories

Estlonda founded in 2003, its predecessor was Longhua Estlonda Electronics Factory in Baoan District, Shenzhen. It’s a national high-tech enterprise which is engaged in the research and development, production and sales of wireless communication equipment. We are also the strategic partner in the field of 5G private network and 5G multi-functional smart pole wireless communication for State Information Center (National E-Government External Network Management Center). Also as a certified enterprise by the Ministry of Industry and Information Technology and the National Radio Commission, and the vice president company of Guangdong High-Tech Industry Chamber, Emergency Governance Society of Shenzhen and Shenzhen Smart Street Light Association.

We are mainly focused on the R&D and manufacturing of 5G mobile phone signal jammers, 5G base station, 5G gateways, 5G core network, 5G private network, 5G public network blind filling and other communication equipment, as well as a 5G multifunctional smart pole solution provider. As the first and largest manufacturer in China to produce mobile phone signal jammers, we are with a market share more than 80%. The Chinese headquarters is located in Longhua District, Shenzhen, and the foreign headquarters is in Hannover, Germany. There are two R&D centers in Nanshan, Shenzhen and Nanjing, Jiangsu. Our R&D team is mainly composed of outstanding R&D personnel in communications from Silicon Valley in the United States and major semiconductor universities in Belgium.

With 5G technology and product research and development as the core, and relies on the 5G+ multifunctional smart pole industry foundation to build smart cities, smart campuses, smart parks, smart scenic spots, smart emergency, smart roads, smart ports, smart mines, smart ports, smart factories, smart terminals, and etc., we provide research and development, production of 5G core network, 5G base station, 5G gateway and other private network communication equipment, and 5G global private network solutions, provide 5G private network services for digital factories, digital parks, digital governments, and digital China, to solve the communication and interconnection problems in various places without communication methods and network signals.

As a leading wireless communication equipment manufacturer and solution provider, our products and solutions have been widely used in schools, prisons, troops, conferences, confidentiality, enterprises, finance, electricity, coal mines, public security, hospitals, ports, government agencies, transportation systems and other fields, in the same track with Huawei and ZTE. It has participated in the formulation of national standards many times, obtained a number of patents and soft works, and has passed the ISO9001 international quality management system. It is a qualified supplier of China Mobile Communications.

In addition to in-depth cooperation with China's four major carriers, central enterprises, and state-owned enterprises, we also participates in the testing and construction of 5G public networks of telecom operators in Hong Kong Telecom, Brunei, Palau, Southeast Asia and other countries. In the future, we will also cooperate with partners to participate in overseas operators testing and construction of 5G communication network.