Product Overview
- VoIP GSM gateway with 8 channels, bridging between GSM network and IP-based systems. Designed to slash the cost of telephone calls, it can find the cheapest route and use the most economical SIM card
- Number of GSM channels (Max): 8
- Network type: 850/900/1800/1900MHz
- Protocol: SIP (RFC3261),IAX2
- Transport Protocol: UDP,TCP,TLS,SRTP
- DTMF: RFC2833, SIP INFO, In-band
- Codec: G.711A/U law, G.722, G.723.1, G.726, G.729a.
- Echo Cancellation: ITU-T G.168 LEC
- LAN: 1 (10/100Mbps)
- Network: Static IP, DHCP Client, Firewall, VLAN, DDNS, QoS, OpenVPN
- NAT Traversal: Static NAT, STUN
- Size: 340x210x44mm
- Power Supply: AC 100-240V 50/60Hz 1.5A MAX
- Operation Range: 0? to 40?C, 32? to 104? F
- Storage Range: -20? to 65?C, 4? to 149? F
- Humidity: 10-90% non-condensing
