Yeastar TA Series analog telephone adapters provide 1 or 2 analog interfaces for residential users and small business to convert existing analog equipment to IP-based networks cost effectively. It is ideal for small business to achieve quick and easy connections to existing analog devices within a VoIP network. Use these in conjunction with both Yeastar and non-Yeastar manufactured IP Phone systems to connect fax machines, and analog telephones. Feature-rich A robust feature set that fulfills your various needs and cuts communication cost Easy Simple and intuitive Web-based configuration saves you loads of time save money Cost-Effective Protect investment in existing analog telephones. Migrate to IP voice with the easy-to-install ATA Miniature Featuring small form factor to save space. Powered by USB port of PC and IP-PBX directly.