The HandyTone 503 functions as a true 3-in-1 gateway for PSTN network, analog telephone FXS interface and IP network. It enables remote call origination and termination from/to PSTN and supports the feature of “hop-on/hop-off” calling using the programmable PSTN FXO port. The HandyTone 503 supports popular telephony features such as caller ID, call waiting, call transfer, and 3-way conferencing between IP and traditional PSTN network.
Additional Info
| Tech Support | 30 Day Tech Support |
|---|---|
| Stock Status | Available to Order |
| Warranty | MFG Warranty |
| Manufacturer | Grandstream |
