Want to use VoIP? Unify your Team’s Communications from Japan with high quality VoIP calling by CIRCLE’s SIP Trunking Option.
SIP Trunk is a direct connection from your IP PBX to CIRCLE’s telephony system.
Eliminate any need to purchase expensive traditional phone lines, start with the SIP Trunking Option.
SIP trunk your existing PBX to connect to the Public Switched Telephone Network (PSTN).
SIP Channels can be quickly added or removed per an organizations changing needs.