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Yealink T42S IP Phone (SIP-T42S)

Yealink T42S IP Phone (SIP-T42S)
Yealink T42S IP Phone (SIP-T42S)
Yealink T42S IP Phone (SIP-T42S)
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Brand Yealink
SKU SIP-T42S
78.67 exc. VAT
94.40 inc. VAT
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Available Options:
Power Supply Required?:
T4x Wall Mount Bracket:
Compatible Headsets:
Compatible Wireless Headsets:
Headset Adapter:
Bluetooth Module Required?:
Wi-Fi USB Dongle Required?:

Please Note: Yealink T42S IP Phones are PoE (Powered-Over-Ethernet) and do not include a mains Power Supply. If mains power is required, this can be added via the drop down menu above.

Yealink T42S IP Phone (SIP-T42S)

The Yealink 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 features Yealink Optima HD Voice Technology and wideband codec of Opus for superb sound quality and crystal clear communications.

The T42S has a faster, more responsive interface than the T42G and offers better overall performance. 

Yealink T42S Key Features

  • Up to 12 SIP accounts
  • 2.7" 192x64-pixel graphical LCD with backlight
  • Dual-port Gigabit Ethernet
  • Opus* codec support
  • USB 2.0
  • T4S Auto-P template unified
  • T4S firmware unified
  • PoE support
  • Paperless label design
  • Headset, EHS support
  • Integrated stand with 2 adjustable angles
  • Wall mountable

The SIP-T42S is built with Gigabit Ethernet technology for rapid call handling. Plus, with an all-new USB port, the SIP-T42S boasts unparalleled functionality and expansibility, which comes ready for future Bluetooth, Wi-Fi and USB recording features.

The new T4S series offers the same elegant appearance of the T4 line, but with improvements for greater interoperability and collaboration.

Yealink T42S Technical Specification

Audio Features

  • HD voice: HD handset, HD speaker
  • Hearing aid compatible (HAC) handset
  • Wideband codec: Opus*, G.722
  • Narrowband codec: Opus*, G.711(A/µ), G.723.1, G.729AB, G.726, iLBC
  • DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
  • Full-duplex hands-free speakerphone with AEC
  • VAD, CNG, AEC, PLC, AJB, AGC

Phone 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 (pending), Wi-Fi through WF40 (pending), USB call recording through USB flash drive (pending)
  • Enhanced DSS key

Directory

  • Local phonebook up to 1000 entries
  • Black list
  • XML/LDAP remote phonebook
  • Smart dialing
  • Phonebook search/import/export
  • Call history: dialed/received/missed/forwarded

IP-PBX Features

  • Busy Lamp Field (BLF)
  • Bridged Line Apperance (BLA)
  • Anonymous call, anonymous call rejection
  • Hot-desking, voice mail
  • Flexible seating
  • Call park, call pickup
  • Executive and Assistant
  • Centralised call recording
  • Visual voice mail
  • Call recording

Display and Indicator

  • 2.7" 192x64-pixel graphical LCD with backlight
  • 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

Feature keys

  • 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

Interface

  • Dual-port Gigabit Ethernet
  • Power over Ethernet (IEEE 802.3af), Class 2
  • 1 x USB port (2.0 compliant)
  • 1 x RJ9 (4P4C) handset port
  • 1 x RJ9 (4P4C) headset port
  • 1 x RJ12 (6P6C) EHS port

Other Physical Features

  • Stand with 2 adjustable angles
  • Wall mountable
  • External Yealink AC adapter (optional):AC 100~240V input and DC 5V/1.2A output
  • Power consumption (PSU): 1.69-5.0W
  • Power consumption (PoE): 2.47-12.5W
  • Dimension (W*D*H*T): 212mm*189mm*175mm*54mm
  • Operating humidity: 10~95%
  • Operating temperature: -10~50°C

Management

  • Configuration: browser/phone/auto-provision
  • Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
  • Auto-provision with PnP
  • Zero-sp-touch, TR-069
  • Phone lock for personal privacy protection
  • Reset to factory, reboot
  • Package tracing export, system log

Network and Security

  • SIP v1 (RFC2543), v2 (RFC3261)
  • Call server redundancy supported
  • NAT traversal: STUN mode
  • Proxy mode and peer-to-peer SIP link mode
  • IP assignment: static/DHCP
  • HTTP/HTTPS web server
  • Time and date synchronization using SNTP
  • UDP/TCP/DNS-SRV(RFC 3263)
  • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
  • SRTP for voice
  • Transport Layer Security (TLS)
  • HTTPS certificate manager
  • AES encryption for configuration file
  • Digest authentication using MD5/MD5-sess
  • OpenVPN, IEEE802.1X
  • IPv6
  • LLDP/CDP/DHCP VLAN
  • ICE

Package Features

  • Package content:
    - Yealink SIP-T42S IP phone
    - Handset with handset cord
    - Ethernet Cable (2m CAT5E UTP Cable)
    - Stand
    - Quick Start Guide
    - Power Adapter (Optional)
    - Wall Mount Bracket (Optional)
  • Qty/CTN: 5 PCS
  • N.W/CTN: 6.4 kg
  • G.W/CTN: 7.0 kg
  • Giftbox size: 246mm*223mm*120mm
  • Carton Meas: 627mm*256mm*235mm

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Documents & Manuals
Yealink T42S IP Phone (SIP-T42S)
  Yealink T42S Datasheet (PDF)
  Yealink T4 series Flyer
  Yealink T4S series Flyer
  Yealink T42S User Guide (PDF)
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