SN4151/2BIS2JS4VHP/EUI
SmartNode VoIP Gateway, 2 BRI, 2FXS, 4 VoIP Calls upgradeable (max. 6), or 4 SIP-SIP calls (SIP b2b UA) upgradeable (max. 200), Optional SIP-TLS, SRTP, High Precision 5ppm Clock, 1x Gig Ethernet, external UI power (100–240 VAC) NA/EU