Features

•3-Way Conferece
•Attack Alert
•Auto Provisioning with Yeastar VoIP PBX
•Blind Transfer
•Call Forward (Always, Busy, No Answer)
•Caller ID Display
•Distinctive Ringtones
•Hotline
•MWI (FSK, Polarity Reversal)
•Packet Capture Tool
•System Logs
•Web-Based Management
•API
•Attended Transfer
•Backup and Restore
•Call Detail Records
•Call Waiting
•Direct IP Dialing
•Do Not Disturb
•Firmware Upgrade by HTTP/TFTP
•IP Blocklist
•NAT Traversal
•Speed Dial
•Voice Menu for Basic Configuration

Specifications

RJ11 FXS Ports : 2
LAN : 1 10/100 Mbps
Micro USB Port : 1
Protocol : SIP (RFC3261)
Transport : UDP, TCP, TLS, SRTP
Codec : G.711 (alaw/ulaw), G.729A/B
QoS : DiffServ, ToS, 802.1 P/Q VLAN tagging
Network : DHCP, OpenVPN, PPPoE, Static Route, VLAN
Network Protocol : FTP, TFTP, HTTP, HTTPS, SSH
Signaling : FXS Loop Start, FXS Kewl Start
Disconnect Methods : Busy Tone, Polarity Reversal
Power : DC 5V 1A
Dimensions (L × W × H) (mm) : 85 × 58 × 24
Mounting : Desktop
Compatibility : Interoperable with Asterisk, Lync Server, FreePBX and certified with Elastix.