T4 SERIES

Yealink T42S

Details Features Specs

The SIP-T42S IP phone is a dynamic business communications tool for superior voice communications and extended functionality. The SIP-T42S is a 12-line IP phone with multiple programmable keys for enhancing productivity. It is with Yealink Optima HD Voice Technology and wideband codec of Opus for superb sound quality and crystal clear communications. It’s built with Gigabit Ethernet technology and with an all-new USB port, the SIP-T42S boasts unparalleled functionality and expansibility with Bluetooth, Wi-Fi and USB recording features.

  • 12 VoIP accounts
  • One-touch speed dial, redial
  • Call forward, call waiting
  • Call transfer, call hold
  • Call return, group listening
  • Mute, auto answer, DND
  • 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/URI
  • RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
  • USB port (2.0 compliant): Bluetooth earphone through BT40, Contact synchronization through BT40, Wi-Fi through WF40, USB call recording through USB flash drive
  • Enhanced DSS key
  • LED for call and message waiting indication
  • Dual-color (red or green) illuminated LEDs for line status information
  • Intuitive user interface with icons and soft keys
  • Multilingual user interface
  • Caller ID with name and number
  • Power saving
  • 6 line keys with LED
  • 6 line keys can be programmed up to 15 paperless DSS keys (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 key
  • Color: Classic Grey
  • Stand with 2 adjustable angles
  • Wall mountable
  • External Yealink AC adapter: AC 100~240V input and DC 5V/1.2A output
  • Power consumption (PSU): 1.7-3.2W
  • Power consumption (PoE): 2.5-4.7W
  • Dimension (W*D*H*T): 212mm*189mm*175mm*54mm
  • Operating humidity: 10~95%
  • Operating temperature: -10~50°C (+14~122°F)

Ready to get started? Select a plan.

most popular

Price Protection

  • Zero Up-front Costs
  • Next Generation Business Phones
  • Flexible Term Options
  • No Hidden Fees
Learn more
no commitment

Month-to-Month

  • No contract or cancellation fees
  • Buy or provide your own equipment
  • Add or remove features in real time
  • Simple billing with no hidden fees
Learn more
best value

Pre - Paid

  • Absolute best price
  • No monthly service fees
  • Own your equipment
  • Simple invoicing and payment
Learn more