SN5531/2BIS4VHPAVB/EUI

SmartNode E-SBC, 2 BRI, 4 VoIP Calls, 4 SIP-SIP Sessions (SIP b2b UA) upgradeable (max. 192), 2 Transcoded Calls, SIP-TLS, SRTP, High Precision 5ppm Clock, 2x Gig Ethernet, VDSL/ADSL-Annex B/J, 1x USB port, external UI power (100–240 VAC) NA/EU