The FXO HT881 Gateway Series enables businesses of all sizes to create an easy-to-use VoIP solution. These FXO gateways offer the ability to seamlessly connect multiple slots and all devices from a desktop to any hosted or local IP PBX network to make deployments as easy as possible. The HT8x1 series includes FXO and FXS ports to support long-distance calls to and from the RSTN line. Advanced telephony features, easy automatic setup, and excellent voice quality make the HT8x1 series the ideal VoIP gateway for business.