PThe S412 supports up to eight VoIP users and eight concurrent calls. It can handle up to 12 extrusions and has two GSM/WCDMA/4G channels.  With future-proof technology, you will receive free lifetime software and firmware upgrades so that you are certain your appliance will remain reliable over the years. The S412 features advanced security with built-in firewall, TLS, and SRTP to protect you from internet hackers, viruses and more. 

Specifications

Users

20

Max Concurrent Calls

8

Max FXS Ports

12

Max FXO/BRI Ports

4

Max E1/T1/J1 Ports

N/A

IP Services 

Static IP, DHCP, VPN, Firewall, VLAN, DDNS, PPPoE, QoS, Static NAT, STUN

Ethernet Interfaces

2 × 10/100 Mbps

Transport Protocol

UDP, TCP, TLS, SRTP

Size (L x W x H) (cm)

29 x 18 x 3.3

Weight

0.68 kg

Form Factor

1U Rack-mount

Power Supply

DC 12V 3.33A