Newest DBL 16 Channels GOIP GSM VOIP Gateway SIP IP Asteris PBX Phone Adapter

Description

GoIP VOIP Gateway GSM Converter SIP IP Phone Adapter-16channels External antenna Quad Band 16xGSM SIM Gateway--GoIP-16 SIP IP PBX IP PHONE Quad band SIP Asterisk Support IMEI change SIM BANK32 IP PBX IP Phone: Quad Band SIP Asteris key features Provide sixteen cellular channels for IP-PBX Support open standard SIP Protocols (IETF SIP V2) Support SIP proxy mode Multiple GoIP16 grouping mode Two 10/100 Ethernet ports for the LAN and an additional device Guad band GSM module: support GSM 850MHz, 900 MHz, 1800 MHz, 1900MHz Speech quality ensured by QoS at LAN, IP layers and comprehensive jitter buffer VLAN and QoS support NAT Transversal Voice prompts, HTTP Web Highly stable embedded Linux operating system in high performance ARM 9 Processor Enhanced Features LEDs for Power, Ready, Status, WAN, PC, GSM Call forward from GSM to VoIP and VoIP to GSM Dial in mode or dial out mode only Dial Plan Password protection for both GSM dial in or dial out Retransmit GSM Caller ID to VoIP terminal Dynamic selection of codecs Advanced jitter buffer Automatic traversal of NAT and firewall VLAN / Qos Echo cancellation for Speakerphone Comfort noise generation (CNG) Voice activity detection (VAD) Auto provisioning (requires auto provisioning server) Firmware upgrade from GUI Product package list: 1) A GoIP gateway (GOIP-16)