Telephony Adapters

Grandstream HT801 is an easy-to-use single port analog telephone adapter (ATA) that allows users to create a high-quality and manageable IP telephony solution for residential and office environments.
Its ultra-compact size, voice quality, advanced VoIP functionality, security protection and auto provisioning options enable users to take advantage of VoIP on analog phones.

Grandstream HT802 is an easy to use, 2 port analog telephone adapter (ATA) that allows you to create a high-quality and manageable IP telephony solution for residential as well as office environments.
Packed with new compact and modern design, offers voice quality, advanced VoIP functionality, security protection and auto provisioning options enabling users to take advantage of VoIP on analog phones and also service providers to offer high quality IP services. Grandstream HT802 is ideal either for individual or for large scale commercial IP voice deployments.

Grandstream HT812 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router. Built upon Grandstreamʼs market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide, this powerful gateway features exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated provisioning for volume deployment & device management as well as outstanding network performance for home and office use.

Grandstream HT814 is an advanced 4-port FXS IP gateway with 2 Gigabit Ethernet ports and an integrated NAT router. Built upon Grandstreamʼs market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide, this powerful gateway features exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated provisioning for volume deployment & device management as well as outstanding network performance for home and office use.

Grandstream HT818 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router. Built for users looking for a strong analog-to-VoIP converter, it features Grandstreamʼs market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide. This powerful gateway carries exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated provisioning for volume deployment and device management, and outstanding network performance for enterprise use.