|Place of Origin:||Guangdong, China(Mainland)|
|Minimum Order Quantity:||1pcs|
|Packaging Details:||The seller stadard export package|
|Delivery Time:||wihin 3-5 working days after get payment|
|Payment Terms:||L/C, T/T, Western Union,Paypal|
|Supply Ability:||1000 pcs one month|
|Ethernet:||10/100 Base-T Ethernet Port||Protocol:||Support SIP / H.323|
outdoor fiber optic cable,
10 / 100 Base-T Ethernet 2 Port Voip Gsm Gateway 4 FXS ATA SIP / H.323
The OFS-VPA4 is designed as a compact, high performance, and low cost VoIP Analog Terminal Adaptor (FXS Gateway). It comes with 4/8 FXS ports to interface with traditional analog phone sets or PBX trunk lines for VoIP calls.
The OFS-VPA4 is a full featured FXS gateway and is designed for easy installation and configuration. It supports the two most widely used Open VoIP Standards (SIP and H.323). This allows the OFS-VPA4 to interoperate seamlessly with soft switches or IP PBXs made by various vendors. Its high performance offers toll quality voice, flexible networking, and feature rich call functions. It is an ideal low cost solution for SME environment where multiple lines are required.
Advanced System Features
In-band/Out-band (RFC-2833/SIP INFO) DTMF dialing