Grandstream Networks HT841 VoIP telephone adapter

The HT841/881 FXO gateway series enables businesses of all sizes to create an easy-to-deploy VoIP solution. These FXO gateways offer the ability to seamlessly connect multiple locations and all devices within an office to any hosted or on-premise IP PBX network to make deployments as easy as possible. The HT8x1 series includes FXO and FXS ports to support remote calling to and from the PSTN line. Advanced telephony features, easy automated provisioning, and superb voice quality allow the HT8x1 series to be the ideal VoIP gateway for businesses.Grandstream Networks HT841. Voice codecs: G.711, G.723.1, G.726, G.729A, G.729B, Fax compatibility: T.38, LED indicators: LAN, Power, WAN. Security algorithms: AES, HTTPS, SIPS, SSL/TLS. Width: 100 mm, Depth: 28 mm, Height: 190 mm