4 prot GOIP

Features: 1,UcLinux operating system, compatible with the open source automated attendant functions asterisk system, IVR automated voice prompts. 2,A total of eight channels, each channel can be free to choose GSM, FXO, FXS. 3,Auto attendant features, IVR automated voice prompts. 4,Extension roaming (follow me) feature. 5,Depending on the caller ID routing calls. 6,Voice Mail. 7,Extension (SIP/IAX2): Set to 16 line extensions. 8,busy, no answer automatically transferred. 9,IVR system, WEB process of custom IVR scripts, set free. 10,Support SIP/IAX2 relay access: 8IP, 8 telephone ports. 11,Customizable call routing, billing based on free choice of different carriers. 12,Call Hold (Call call hold), Music on Hold (hold music), call the group resides within the call (Call park), call transfer (call transfer). 13,Call log, call status real-time monitoring, through the WEB interface for any call control (transfer, hang up, forced removal, etc.). 14,telephone conference, the largest support 8 meeting rooms can hold eight party meeting. 15,Local and remote SIP/IAX2 extension. 16,On-board NAND Flash (standard 256M), the maximum 1G. 17,64M SDRAM, 256M FLASH support. Powerful and stable. 18,Remote Call Pickup (Remote Call Pickup). 19,Powerful .. 256M FLASH hardware support, maximum support 1G of SD add-in cards.