The HT812 V2 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated
Gigabit NAT router. Built upon Grandstream’s market-leading SIP ATA/gateway technology with millions
of units successfully deployed worldwide, this powerful ATA features 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
home and office use.