Additional Details ------------------------------ Product description: The BEST NeoGate 24FXS Port Gateway/n- 24 FXS ports- Fully compliant with SIP and IAX2- Flexible calling rules- Reliable fax performance with T.38- Provides high-quality voice compression with industry standard codecs- Line echo cancellation for 32, 64 or 128 ms echo delays- Web-based GUI for easy configuration and management- Excellent interoperability with a wide range of legacy and IP equipment