Digium Wildcard TE407P card has a built-in hardware echo cancellation, based on a powerful digital signal processor. Board supports E1, T1 and J1 interfaces, which can be configured for each interface or the entire board as a whole.
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United States 1294 India 440 United Kingdom 425 Canada 348 Bangladesh 338 China 142 Pakistan 134 Australia 133 Spain 123 Russia 114