Support

Protocol

• SIP (RFC3261) Compliant
• DTMF Dialing/Detection
• Fixed IP and DHCP
• PSTN Polarity Reversal Detection

Network Features

• LAN Port: 10/100Base-T Ethernet
• PSTN Port: Four Analog FXO Ports
• COM Port: RJ-45 Console Port
• Support Static IP and DHCP
• QoS by ToS (Type of Service)
• SNTP (Simple Network Time Protocol) 

Telephone Features

• Peer-to-Peer Mode
• Support Auto-Attendant (2nd Dial Tone/Voice Greeting)
• Line Hunting
• E.164 (Telephone Number Plan)
• DTMF Dialing
• DTMF Detection/Generation
• VAD (Voice Activity Detection)
• CNG (Comfort Noise Generator)
• Dynamic Jitter Buffer
• Bad Frame Interpolation
• Completed Voice Band Signaling Support
• Receive Caller ID From PSTN
• Provide Inbound and Outbound DTMF Generation/Detection between LAN and PSTN Interface
• Gain/Attenuation Settings
• G.168 Echo Cancellation

Voice CODEC

• G.711 (A-law)
• G.711 (Mu-law)
• G.723.1
• G.729A
• G.168 Echo Cancellation

Device Management

• Secure Web-GUI Configuration
• FTP Software Upgrade
• Remote Configuration/Reset via TELNET
• RJ-45 Console Port

LEDs

• Indicator for PSTN Port Status
• Power ON/OFF
• Link/ACT Status
• READY Work Status

Power

• 5V, 4A

Temperature

• Operating: 32° to 122° F
• Storage: -13° to 131° F

Humidity

• 5% to 95% (non-condesing)

Certifications

• CE Class A
• FCC Class A
• UL

Warranty

• 1-Year Limited Warranty available only in the USA and Canada.