ZV20-O256
256 FXO ports (64 RJ45), 2 Gigabit ports, 2 SFP — high-density PSTN-to-SIP gateway.
ZV20-O448
448 FXO ports (112 RJ45), 2 Gigabit ports, 2 SFP — high-density PSTN-to-SIP gateway.
ZV-SFP01
1 SFP optical channel — fiber uplink add-on for compatible analog gateways.
ZV-AC-6
AC 220V input — power board for compact analog gateways.
ZV-AC-10
AC 220V input — power board for mid-density analog gateways.
ZV-AC-20
AC 220V input — power board for high-density analog gateways.
ZV-DC-6
DC 48V input — power board for compact analog gateways on DC plants.
ZV-DC-10
DC 48V input — power board for mid-density analog gateways on DC plants.
ZV-DC-20
DC 48V input — power board for high-density analog gateways on DC plants.
ZV-5K
5–10 km reach per port — FXS line extender for distant analog phones.
ZV-30K
10–30 km reach per port — FXS line extender for long-distance analog deployments.