Yealink SIP-T41S Ultra-Elegant Business IP Phone

Yealink SIP-T41S is a feature-rich, ultra-elegant IP Phone built to meet the complex communication needs of businesses. The phone features a 2.7″ 192×64-pixel graphical LCD that assures seamless navigation of its enriched features. Equipped with Yealink’s Optima HD Voice technology and wideband codec of Opus, this VoIP phone guarantees crystal-clear audio quality, which makes conversations sound natural and lifelike. It also supports up to six SIP accounts, enabling diverse functionality for business communication.

The Yealink T41S offers enhanced call management capabilities including call transfer, 3-way conferencing, call hold and call forwarding. The telephone is powered by Gigabit Ethernet technology, providing rapid call handling and the optional use of a power over Ethernet. For added security, the phone incorporates HTTPS certificate manager and AES encryption for configuration file protection.

This device also supports several device management options including auto-provision with PnP, SNMP, TR-069, and Web provisioning, reducing the cost of deployment and maintenance. Moreover, the integrated USB port allows for Bluetooth, Wi-Fi, and USB recording features.

Key Features of the Yealink T41S Phone:

• Supports up to 6 SIP accounts
• 2.7″ 192×64-pixel backlit graphical LCD
• Compact paperless label design
• USB 2.0 connectivity
• Integrated stand with two adjustable angles
• Compatible with Opus* codec
• Unified T4S firmware and Auto-P template
• Power over Ethernet (PoE) support (adapter sold separately)
• Headset and Electronic Hook Switch (EHS) support
• Wall-mountable for flexible installation

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

• 6 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
• Centralized call recording
• Visual voice mail
• Call recording

Display and Indicator

• 2.7″ 192×64-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

• 2 x RJ45 10/100M Ethernet ports
• 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): 1.25-5.1W
• Power consumption (PoE): 1.72-6.73W
• 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
• Broadsoft device management
• 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-T41S IP phone
  – Handset with handset cord
  – Ethernet Cable (2m CAT5E UTP Cable)
  – Stand
  – Quick Start Guide
  – Power Adapter (Optional)
  – Wall Mount Bracket (Optional)