Yealink T42G VoIP-SIP telephone, 3-Line w/ PoE

 Yealink T42G

The Yealink T42G is an entry level and feature-rich sip phone for business, and with 3-Lines, this IP Phone has been designed to deliver a superb sound quality as well as rich visual experience. This Yealink T42G IP Phone supports seamless migration to GigE-based network infrastructure, and with programmable Keys it supports vast productivity-enhancing features. This handset also uses standard encryption protocols to perform highly secure remote provisioning and software upgrades.

Yealink T42G

Key Features

  • Revolutionarily new design with Optima HD voice
  • Dual-port 10/100/1000 Gigabit Ethernet
  • 2.7″ 192×64-pixel graphical LCD with backlight
  • Up to 3 SIP accounts
  • Power over Ethernet (PoE) support
  • Headset, EHS support
  • Integrated stand with 2 adjustable angles
  • Simple, flexible and secure provisioning options


Audio Features


  • HD voice: HD handset, HD speaker
  • Wideband codec: G.722
  • Narrowband codec: G.711(A/µ), G.723, G.729AB, G.726
  • DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
  • Full-duplex hands-free speakerphone with AEC
Phone Features


  • 3 VoIP accounts
  • One-touch speed dial, redial, call forward, Call waiting, Call transfer, Call hold, Call return, Group listening, Mute, Auto answer, DND, SMS
  • Call history: dialled/received/missed/forwarded
  • 3-way conference call
  • Direct IP call without SIP proxy
  • Ring tone selection/import/delete
  • Hotline, Emergency call
  • Set date time manually or automatically
  • Dial Plan, XML Browser, Action URL
Display and Indicator


  • 2.8” 192×64-pixel 4-level greyscale graphical
  • LCD with backlight
  • LED for call and message waiting indication
  • Dual-colour (red or green) illuminated LEDs for line status information
  • Intuitive user interface with icons and soft keys
  • National language selection
  • Caller ID with name, number
Feature Keys


  • 6 line keys with LED
  • 6 line keys can be programmed up to 15 various features (3-page view)
  • 5 features keys: Message, Headset, Mute, Redial, Hands-free speakerphone
  • 4 context-sensitive “soft” keys
  • 6 navigation keys
  • 2 volume control keys
  • Illuminated mute key
  • Illuminated headset key
  • Illuminated hands-free speakerphone
Other Physical Features


  • Stand with 2 adjustable angles
  • Wall mountable
  • Power adapter: AC 100~240V input and DC 5V/ 1.2A output
  • Dimensions (W x D x H x T): 212mm x 189mm x 175mm x 54mm
  • Operating humidity: 10~95%
  • Storage temperature: -10~50°C
Network and Security


  • SIP v1 (RFC2543), v2 (RFC3261)
  • NAT transverse: STUN mode
  • Proxy mode and peer-to-peer SIP link mode
  • IP assignment: static/DHCP/PPPoE
  • HTTP/HTTPS web server

Cisco 8861 IP Desk Phone

The Cisco 8861

The Cisco 8861 is a business-class collaboration endpoint that combines high-fidelity, reliable and secure voice over IP communications with Cisco Intelligent Proximity for telephony integration for personal mobile devices to support small to large enterprise businesses.

You can increase personal productivity through an engaging user experience that is both powerful and easy-to-use. The IP Phone 8861 combines an attractive new ergonomic design with wide band audio for crystal clear voice communications, “always-on” reliability, encrypted voice communications to enhance security, and access to a comprehensive suite of unified communications features from Cisco on-premises and hosted infrastructure platforms. The IP Phone 8861 also can be supported on third party hosted call control services.

Also, you can move the audio path over to the IP Phone 8861 during active mobile calls to take advantage of its superior audio acoustics. An example would be to share a conversation with a colleague who you want to listen in. This capability gives you greater flexibility and a superior user experience when at your desk.



  • 5″ high resolution colour display (800×480 pixel)
  • 2x 10/100/1000 Gigabit Ethernet Switch
  • PoE IEEE 802.3af/at Class 4 compliant (PSU available separately)
  • Wideband audio (G.722)
  • 5 SIP accounts (5 programmable line keys)
  • Hands-free talking (speaker phone)
  • Wall mountable (optional wall mount kit available)
  • 2 x USB ports
  • Compatible with up to 3 x Cisco IP Phone 8800 Key Expansion Modules
  • Wireless Client Mode 802.11n
  • Headset support:

– Corded RJ9 connection

– 3.5mm port


– Bluetooth

– Support for wireless EHS headsets (requires EHS adaptor)

  • Hearing aid compatible (HAC) handset
  • Colour: Charcoal or White