Yeaster Voip Gateways

Specifications
• Channels: 2 GSM channels
• Protocol: SIP (RFC3261), IAX2
• Network Interfaces: 1 10/100Mbps (Auto-sensing), RJ45
• Voice Codec: G.711 (alaw/ulaw), G.722, G.726, G.729A, GSM, ADPCM, Speex
• DTMF: RFC2833, SIP INFO, In-band
• GSM Frequencies: 850/900/1800/1900 MHz
• Carrier Detection: Automatic
• Echo Cancellation: ITU-T G.168 LEC
• Power Supply: AC 100-240V 50/60Hz (DC 12V, 1A)
• Mounting Options: Desktop, Rackmount
• Environment: Operation Range: 0° to 40°C, 32° to 104° F; Storage Range: -20° to 65°C, -4° to 149° F
• Dimension (L x W x H): Generally compact size, like 213 x 160 x 44 mm