16 GSM or UMTS Channel (depends on which type of network you order)

850/900/1800/1900 MHz

850/1900 MHz, 850/2100 MHz, 900/2100 MHz

SIP, IAX2

UDP, TCP, TLS, SRTP

G.711 (alaw/ulaw), G.722, G.726, G.729A, GSM, ADPCM, Speex

ITU-T G.168 LEC

RFC2833, SIP INFO, In-band

Termination (VoIP to GSM/UMTS), Origination (GSM/UMTS to VoIP)

1 10/100Mbps

FTP, TFTP, HTTP, SSH

Static NAT, STUN

DHCP, DDNS, Firewall, OpenVPN, Static IP, QoS, Static Route, VLAN

440 x 280 x 44

AC 100-240V

0°C to 40°C

-20°C to 65°C

10-90% non-condensing

Ναι

1