SIP -T780N voip phone

IP Phone SIP-T780N is a office phone with rich functions.

   ●  2. 4-inch LCD display screen with backlight
   ●  2 SIP Lines, 13 programmeable keys
   ●  Optimized noise reduction, high fidelity sound quality
   ●  2.4G&5.8G WiFi module is optional
   ●  One-stop remote address book management
   ●  Added the functions of USB 2.0 port for USB recording and Wi-Fi connection
                                   Technical parameter   SIP-T780N

Phone function
· 2 SIP lines
· Multi-language selection (Chinese/English/
Turkish/Korean/Russian/Traditional Chinese/
French/Italian/German/Portuguese/Polish/Thai/
Hindi/Arabic/Japanese/Spanish/Vietnamese/Farsi)
• Caller ID with display name
• Custom DSS key，BLF monitoring, hotline，
Speed dial
• Handle/hands-free/headphone mode
• Call hold, mute, blind transfer, inquiry transfer
• Do not disturb, call forwarding, call waiting
• Multicast, intercom, text message, keypad lock,
emergency call
• Direct IP call, redial, callback, auto answer
• Five-party conference，line sharing，dialing rules
• 10 types of built-in ringtones / upload custom
ringtones
• Manually or automatically synchronize network
time
• Action URL & Action URI
Audio characteristic
• High-fidelity sound quality: HD handle,
HD hands-free
• Broadband codec: G.722，Opus(SIP-T780PWN)
• Narrowband codec: G.711(A/μ), G.723.1, G.729AB,
G.726, iLBC(SIP-T780PWN)
• DTMF: In-band transmission (In-band) ,
Out-of-band transmission (RFC 2833), SIP INFO
• Full-duplex hands-free
• Acoustic Echo Cancellation (AEC)
• Voice Activity Detection (VAD)
• Comfort noise generation (CNG)
• Packet loss compensation (PLC)
• Background noise detection (BNE)
• Automatic gain control (AGC)
• Dynamic adaptive RTP jitter buffer up to 300ms
Address book
• Blacklist
• XML/LDAP address book
• Contact smart search

IP PBX Features
• BLF，voice message
• Anonymous call, anonymous call rejection
• Call park, call pickup
• Server-based recording function
Configuration and maintenance
• Web configuration,Phone configuration
• Automatic deployment: Support FTP/
TFTP/HTTP/HTTPS/SIP PnP/TR-069
• BIN configuration
• Contact configuration export/import
• CSTA remote control
• Network packet capture and diagnosis
• Custom/full restore factory settings
Network characteristics
• Support IPv4 / IPv6 / IPv4&IPv6
• IP address allocation mode: static IP / DHCP
• Virtual Local Area Network: VLAN
• Data link layer protocol: CDP / LLDP
• SIP v1 (RFC2543)，v2 (RFC3261)
• Support redundant servers
• Support ICE, STUN (NAT session traversal)
• Support UDP /