With the improvement of the quality of IP networks changes the work style, which now includes a more efficient use of communication tools such as video conferencing. In order to meet the needs of people taking a new style of work, Sony expands its line of IPELA video communications with personal videoconferencing system Sony PCS-TL33P.
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.