ATOP Tecnology Co., Ltd China
Founded in 2000, ATOP Technology is an innovative manufacturer based in Shenzhen, China, specializing in researching, designing and production of network communication products. As one of the early network equipments makers, ATOP Technology has undergone
Founded in 2000, ATOP Technology is an innovative manufacturer based in Shenzhen, China, specializing in researching, designing and production of network communication products. As one of the early network equipments makers, ATOP Technology has undergone many transformations in the fast-paced networking industry. Our strong R&D, efficient manufacturing, and strict quality management guarantee the performance and quality of ATOP products.
As a leading supplier and exporter, ATOP Technology is a technology-oriented company in China and have owned a lot of expertise on Ethernet, Multilayer Managed Switch, Fiber Optic Access, IP Technology., Our products are exported to dozens of countries and regions with high reputation in local market, especially in US, Mainland China and Taiwan ,etc. With state-of-the-art anti-static production line, big-scale product aging testing apparatus and advanced testing approaches, ATOP Technology has passed certifications of CE, FCC, ISO9001 and ROHS.
Embracing with business tenet
ATOP Tecnology Co., Ltd
9A,South of Hubei Building,Futian District
Shenzhen
Guangdong ,518000
China
Phone: 86-755-83461686
Site: http://www.atoptechnology.com
Contact Person
tony zhang / sales manager
Phone: 86-755-83461686
- Hardware
- IP devices
- SIP VoIP Gateway
- System Integration
- Cisco Systems
- Billing system of own development
VPMADT032 echo cancellation module is meant to be used with the Digium IP telephony boards; it provides echo cancellation for configurable long "tail" of up to 128 ms (1024 samples) simultaneously for all ports of the board. All IP-PBX Asterisk servers, connected to the telephone network (PSTN) have one common problem, which is "hybrid echo" - echo obtained due to the difference in the load-wire and four-wire telephone circuits. Echo appears as a distorted reflection and a detainee of the caller's voice, who is subscribed to IP-PBX Asterisk while talking to PSTN subscribers.
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