Konftel 300IP - connects to VoIP-lines via SIP protocol. This phone is equipped with advanced features that allow making more efficient conference calls. For example, you can record and store records of meetings using the memory of SD card.
Citel Technologies , A Voice over IP Phone company that provides VoIP Business Phone Systems. Its Main products include EXTender, PBXgateway, Upgraded Hardware Products, PBX platforms etc.