SN4151/4BIS4JS8VHP/EUI

SmartNode VoIP Gateway, 4 BRI, 4 FXS, 8 VoIP Calls not upgradeable, 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