SN5551/4BIS2JS8VHPAVA/EUI

SmartNode E-SBC, 4 BRI, 2 FXS, 8 VoIP Calls not upgradeable, 4 SIP-SIP Calls (SIP b2bUA) upgradeable (max. 200), 4 Transcoded Calls, SIP-TLS, SRTP, High Precision 5ppm Clock, 2x Gig Ethernet, VDSL/ADSL-Annex A/L/M, 1x USB port, ext. UI power (100–240 VAC)