Specification Sheet

: :
Management
• Configuration: browser/phone/Auto provisioning
• Yealink Redirection and Provisioning Service (RPS)
• Auto Provisioning via Activation Code
• In-band provisioning
• In-Band Configuration Management
• QoE (Monitoring Reports)
• Single identity (active directory)
• Media Bypass
• Firewall Traversal
• Reset to factory, reboot
• Package tracing export, system log
• Screenshot via URL
• Phone log click to upload
• View license status
• UnifySquare Device Management
Other physical features
• External Yealink AC adapter (optional)：
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)
Package features
• Package content:
- Yealink T42S Skype for Business 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
YEALINK NETWORK TECHNOLOGY CO., LTD.
Email: [e-mail] Website: www.yealink.com
T42S-Skype for Business Edition
Yealink Skype for Business HD IP Phones
Compliance
Audio features
• Yealink Optima HD Voice : HD handset, HD speaker
• Full-duplex hands-free speakerphone with AEC
• Codecs: SILK, G.722, G.711 (A/µ), G.723, G.729AB,
G.726, GSM, iLBC
• DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
• VAD, CNG, AEC, PLC, AJB, AGC
Directory
• Contacts synchronize with client
• View SFB contacts and their current presence status
• Support local contacts
• Support global search, compatible with exchange
• Smart dialing
• Call history: placed/received/missed/forwarded
Signing into Skype for Business
• Sign in: User Credentials/PIN Authentication
• Signing in via BToE
• Signing in via web user interface
• Web Sign-in
• Auto root certificate fetch
BToE features
• Click to call/Click to answer
• Audio device switch from IP Phone to PC
• Wireless pairing with PC client
• As a PC Audio device
• Phone lock with PC
Phone features
• Shared Line Appearance (SLA)
• Intercom
• Presence status synchronize with client
• Reset presence status, privacy mode
• Phone lock
• Favorite contacts sorting, Favorite contacts click to call
• Call hold, call waiting, call merge, redial, mute
• Branch office support
• Group call pickup
• Music on hold
• Call forward, call transfer, call park
• SFB conferencing (Microsoft CCCP)
• Boss/Admin function
• Common Area Phone (CAP)
• Calendar function,
Outlook meeting schedules synchronization
• Hot-desking, paging, hotline
• E911, Multiple Emergence Number
• Federation, response group, private line
• Ring tone, dial plan, visual voicemail
• Message waiting indicator (MWI)
• Volume adjustment
• USB port (2.0 compliant):
- USB headset,
- USB call recording through USB flash drive
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
Display and indicator
• 2.7" 192 x 64-pixel graphical LCD with backlight
• LED for call and message waiting indication
• Multilingual user interface
• Caller ID with name and number
• Presence status control: available, busy, DND,
be right back, off work, appear away
Network and security
• SIP v1 (RFC2543), v2 (RFC3261)
• IPv4/IPv6
• Proxy mode and peer-to-peer SIP link mode
• IP Assignment: Static/DHCP
• DNS 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)
• EWS authentication
• HTTPS certificate manager
• Digest authentication using MD5/MD5-sess
• IEEE802.1X
PC
Internet
REACH
USB 2.0
USB Flash Drive