Patton SN5531 8-Port ISDN BRI VoIP Gateway – 16 Channels, 1x GbE for BRI-to-SIP Migration AVB (SN5531/8BIS16VHPAVB/EUI)

SmartNode E-SBC, 8 BRI, 16 VoIP Calls or 4 SIP-SIP Calls (SIP b2b UA) upgradeable (max. 200), 8 Transcoded Calls, SIP-TLS, SRTP, High Precision 5ppm Clock, 2x Gig Ethernet, VDSL/ADSL-Annex B/J/M, 1x USB port, ext. UI power (100?240 VAC)