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.
Peneo is a leading-edge technology firm specializing in VoIP (Voice over IP) solutions to lower telecom costs for residential consumers (B2C), commercial businesses (B2B), and callshops/Internet cafes.