Grandstream HandyTone 813 peripherals Noise canceling technology to minimize

Noise canceling technology to minimize background noise

Built-in Dolby Atmos and DTS: X decoding

Adjustable headband and foam ear cups for a personalized

* Up to 250 m data and power transmission under extend mode specially designed for surveillance system

thrilling sound

Grandstream HandyTone 813 peripherals Noise canceling technology to minimizeGrandstream HandyTone 813 with Dual 100Mbps LAN and WAN ports, Lifeline support (FXS port will be hard relayed to FXO port) in case of power outage, 3 way voice conferencing per port, Automated & secure provisioning options using TR069, Supports T. 38 Fax for reliable Fax over IP