Dinstar C66GP

• HD Voice
• Up to 20 SIP Accounts 
• 50 Line keys 
• 6-way Conference 
• USB 2.0 Port 
• 4.3”480 x 272 pixel Graphical LCD with Backlight 
• Dual-port Gigabit Ethernet 
• Support EHS wireless headset (Plantronics, Jabra, Sennheiser) 
• Stand with 2 adjustable angles 
• Full Compatible with 3CX, Asterisk, Yeastar, Xorcom, VoIP.ms, Broadsoft, FreeSWITCH Platform etc.

Audio:

• HD Voice 
• Wideband Codec: G.722, OPUS-WB 
• Narrowband Codec: PCMA, PCMU, G.729, G723, G726, AMR, OPUS, iLBC 
• Echo Cancellation/Dynamic Jitter 
• Voice Activity Detection (VAD) 
• Comfort Noise Generation (CNG) 
• Full-duplex Speaker

Protocols & Standards: 

• SIP v1 (RFC2543), SIP v2 (RFC3261) 
• SIP over TLS, SRTP 
• TCP/IP/UDP 
• RTP/RTCP, RFC2198, RFC1889 
• HTTP/HTTPS/FTP/TFTP 
• ARP/RARP/ICMP/NTP/DHCP 
• DNS SRV/ A Query/NATPR Query 
• STUN, Session Timer (RFC4028) 
• DTMF: In-Band, RFC2833, SIP INFO 
• LLDP 
• 802.1X, OpenVPN

Call Features: 

• 20 SIP Accounts 
• Call Waiting 
• Call Forward 
• Blind/attended transfer 
• Call hold, Call mute, DND mode 
• Speed Dialing, Hotline 
• Redial, Call Return 
• Auto-redial, Auto-answer 
• Dial Plan 
• 6-way conference 
• Peer Dialing

Phone Features:

• Adjustable Voice Volume 
• Selectable Ring Tones 
• XML Browser 
• Action URL/URI 
• Keyboard lock 
• Phonebook: 1,000 Groups 
• Blacklist: 100 Groups 
• Call Log: 100 Logs 
• Support 5 Remote Phonebook URLs 
• LDAP 
• Support Multiple Languages 
• Support EHS wireless headset(Plantronics, Jabra, Sennheiser) 

IP-PBX Features: 

• SMS, Voicemail, MWI 
• Music On-hold, Intercom, Multicast 
• Call Pickup, Call Pickup in Group 
• Anonymous Call 
• Anonymous Call Rejection

Management: 

• Auto provisioning: FTP/TFTP/HTTP/HTTPS/PnP 
• Configuration via HTTP/HTTPS web 
• SNMP,TR069 
• Network capture 
• NTP/Daylight saving time 
• Firmware upgrade via web 
• Syslog 
• Configuration backup/restore 
• Equipment Management System (NMS）

Physical Features: 

• Color 4.3” High resolution screen (480x272) 
• Dual-angle foot stand: 40° and 55° 
• Dimensions(approx.): 238x223x42mm(WxLxD) without foot stand, 238x223x168mm(WxLxD) with foot stand 
• Weight(approx.): device 700g, foot stand 60g 
• Input voltage: 5Vdc 
• Power supply: PoE or 5Vdc power adapter 
• USB output currency(PSU): 5V⎓400mA 
• USB output currency(PoE): 5V⎓1200mA 
• Power consumption: 2.4W without USB output current 
• PoE IEEE802.3af 
• Handset: 4P4C, RJ9 
• Headset: 4P4C, RJ9 
• Extended interface: 6P6C, RJ12 
• Operation temperature: 0~40°C
• Humidity: 10% to 95% (non-condensing) 
• 2xRJ45 10/100/1000M Ethernet Ports