SN5571/1E15V30HPAVB/EUI

SmartNode E-SBC, 1 E1/T1 PRI, 15 VoIP Calls (max.30) or 15 SIP-SIP Calls (SIP b2b UA) upgradeable (max. 200), SIP-TLS, SRTP, 16 Transcoded Calls, High Precision 5ppm Clock, 2x Gig Ethernet, VDSL/ADSL-Annex A/L/M, 1x USB port, external UI power