OpenVox D130E 1 Port T1/E1/J1 PRI PCI-E Card Industry 1st adjustable interrupt routing design 2 T1/E1/J1 ports with PCI interface for high performance voice and data applications Voice-over Internet Protocol (VoIP) Services FPGA design, upgradeable firmware onsite works with Asterisk, Elastix, FreeSWITCH, PBX in a Flash, trixbox, Yate and IPPBX/IVR projects