16 Channel Voip Goip 16 Port SIM Card GSM Gateway Quad Band Converter SIP Ip PBX Phone Adapter DBL  The GoIP800 GSM Gateway bridges the GSM and the IP networks by enabling voice communications. It is ideal for VoIP to Local termination where a fixed telephone line (PSTN) is not available or for cellphone roaming via a VoIP network. Significant savings on long distance charges can be realized. Key Features: 1. Open Standard VOIP Products(ITU H.323 V4 and IETF SIP V2) 2. Single or Multiple Server Registrations 3. Two 10/100 Ethernet circuits connect to the LAN and an additional deivice 4. GSM module for making GSM calls 5. Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer 6. VLAN and QoS support 7. NAT Transversal and Router functions 8. Voice prompts, HTTP Web, Auto Provision support for configuration and updates 8. Highly stable embedded Linux operating system in high performance ARM 9 Processor Basic Features: 1. LEDs for Power, Ready, Status, WAN, PC, GSM 2. Call forward from GSM to VOIP and VOIP to GSM 3. Dail in mode or dail out mode only 4. Dail Plan 5. Password protection for both GSM dial in or dial out 6. Retransmit GSM Caller ID to VoIP terminal Enhanced Features: 1. Dyanamic selection of codec 2. Advanced jitter buffer 3. Automatic traversal if NAT and firewall 4. VLAN/Qos 5. Echo cancellation for Speaker phone 6. Comfort noise generation(CNG) 7. Voice activity detection(VAD) 8. Auto provisioning ( requires aito provisioning server) 9. On line firmware upgrade 10. Multi0-language support English and Chinese Supported Standards 1. RFC 2976 - SIP INFO Method 2. RFC 3261 - SIP 3. RFC 3264 - Offer/Answer model with SDP 4. RFC 3515 - SIP REFER Method Physical and Environmental: 1. Operating temperature: 10 ºC to 40 ºC (50 ºF to 104 ºF) 2. Storage temperature: 0ºC to 50ºC (32ºF to 122 ºF) 3. Power: 12 Vdc 500 mA (AC/DC adapter included) 4. Warranty: one year
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16 Channel Voip Goip 16 Port SIM Card GSM Gateway Quad Band Converter SIP Ip PBX Phone Adapter DBL
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