This Asterisk card is a four FXO ports, plug and play PCI/PCIe card. By Usin 410P analog card, open source Asterisk PBX and stand alone PC, users can create their SOHO telephony solution include all the sophisticated features of traditional PBX, and extend features such as fax in IP PBX.It supports standard dahdi / zaptel drivers , can work with Asterisk / trixbox / elastix
The Dinstar MTG200 is PRI to SIP trunking gateway. Very good choice for budget conscious people. It is certified to work with Asterisk, Freeswitch and its derivatives.
The Grandstream GXP1625 is a 2-SIP Account VoIP phone with a 132x48 pixel backlit LCD display, HD audio.
The Grandstream GVC3200 SIP complaint technology with application layer of Android this makes the whole system easy to use. Video conferencing solution is one size fit all plug and play solution. You can use it any size or type of business. It uses multiple protocols with open standards.
The Cisco SPA8000 is Intuitive web based interface FXS Gateway. You can get up to 8 extensions in IP Telephony environment.