SN5571/1E30VHPAVB/EUI

SmartNode E-SBC, 1 E1/T1 PRI, 30 VoIP Calls 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 B/J, 1x USB port, external UI power