8-port VOIP IP PBX system with 4 FXO+4FXS Asterisk card base on sip

Model Number: IP-PBX#008-#0359 Brand Name: HOUYUAN Key Specifications/Special Features: Hardware.CPU: 400MHz Blackfin 532 Chip.Flash: 256MB (supports MMC).SD RAM: 64MB.LED*13.Programmable reset buttonInterface.2 x RJ45 port1 x UART interface1 x MMC/SD slot.8 x RJ11 port (FS/XO interchangeable) 4FXO/4FXS models, 8FXO models, 8FXS models, 6FXO/2FXS models, 6FXS/2FXO models, 5FXO/3FXS models, 3FXO/5FXS models
1.Open source Asterisk
2.uClinux operation system
3.Configurable IVR menu (support French, Spanish, English)
4.Over 50-100 available SIP/IAX2 extensions for SMB use
5.20 concurrent calls
6.Call forward, call waiting, call transfer (blind transfer/attend transfer), call pickup/call parking, call queues, ring group
7.Call detail record call routing
8.Conference room
9.Password protect for conference room
10.Follow me
11.Music on hold
12.Skype for SIP
13.SIP trunk, IAX2 trunk, PSTN analog trunk
14.Configure via Web interface
15.Code: G.711u/a, G.729, GSM, speek, G.726
16.Full SSH access
17.VPN support
18.FTP
19.DDNS