High Definition Color PoE IP Phone (4-Line):(2.4-inch color LCD, Phonebook with 1000 records, 802.1 VLAN, G.722 HD Voice, 4 SIP Lines, Do not disturb, Multi-Language, 6-way Conferencing, Caller ID, Call Forward, VPN and DMZ, TR-069, Quality of service and Auto Provisioning).

SKU: VIP-1140PT Categories: , Tags: , ,



  • 2.4-inch WVA color LCD monitor
  • 3-line key with color LED
  • 4 SIP identities
  • Wideband G.722 HD audio
  • Opus codec support
  • Power over Ethernet (PoE) compliant
  • QoS, TR069, auto-provisioning and multi-language

Advantageous Applications

  • Supports SIP 2.0 (RFC 3261)
  • Inband, SIP info, RFC 2833 DTMF relay
  • Soft keys and function keys programmable
  • Echo cancellation: Supports G.168, and 96ms max. filter length in hands-free mode
  • Supports voice gain setting, Voice Activity Detection (VAD) & Comfort Noise Generation (CNG)
  • Full duplex hands-free speakerphone
  • Hands-free headset ringing choice
  • Voice codec setting for each SIP line

Additional information


Phone Features

Phone accessibility control by user PIN
Intelligent phonebook (up to 500 entries in total)
Remote phonebook (XML/LDAP)
Intelligent contact number matching/filtering
Call log (300 entries in total, in/out/missed)
Voice message waiting indication (VMWI)
Network time synchronization
Multi-language support in screen and web UI: English, Chinese (Traditional/Simplified), Russian, Italian, German, French, Hebrew, Spanish, Catalan, Euskara, Galego, Turkish, Slovenian, Czech, Dutch, Korean, Ukrainian, Portuguese

Call Features

Call out, answer, reject
Mute/unmute (microphone)
Call hold, resume
Call waiting
Caller ID display
Call forwarding (always/busy/no answer)
Call transfer (attended/unattended)
Call parking, pick-up (depending on server)
Do-not-disturb (per line/per phone)
Auto-answering (per line)
Voice message (on server)
Local 6-way conferencing
Hot line

Audio Features

HD voice microphone/speaker (handset/hands-free, 0~7KHz frequency response)
Wideband ADC/DAC 16KHz sampling
Narrowband codec: G.711a/u, G.723.1, G.726-32K, G.729A/B. iLBC
Wideband codec: Opus, G.722
Full-duplex acoustic echo canceller (AEC) – 96ms tail-length in hands-free mode
Voice activity detection (VAD), comfort noise generation (CNG), background noise estimation (BNE), noise reduction (NR)
Packet loss concealment (PLC)
Dynamic adaptive jitter buffer up to 300ms
DTMF: In-band, out-of-band – DTMF-relay (RFC 2833), SIP info

Lines (Direct Numbers)

4 SIP Lines

Physical Interfaces

LCD x 1: 2.4-inch (320 x 240) WVA color LCD


Keypad: 36 keys, including
 3 line keys with tri-color LED
 4 soft-keys
 5 navigation keys
 8 function keys
 12 standard phone digit keys
 3 volume control keys — Up, Down, Mute (microphone)
 1 hands-free key
HD hands-free speaker (0 ~ 7KHz) x 1
HD hands-free microphone (0 ~ 7KHz) x 1
HD handset (RJ9) x 1

Network Requirement

Physical: 10/100Mbps Ethernet, dual bridged port for PC bypass
IP Configuration: Static, DHCP, PPPoE
Network Access Control: 802.1x
VPN: L2TP (basic unencryption), OpenVPN


RJ9 phone jacket x 2:
 Handset x 1
 Headphone x 1
RJ45 10/100BASE-TX Ethernet jacket x 2:
 Network x 1 (802.3af PoE Class 1 enabled)
 PC x 1 (Bridged Network)

Power Requirement

IEEE 802.3af/at Power over Ethernet
5V 600mA


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