PHONE FEATURES

• 16 VoIP accounts

• Call hold, mute,   DND

• One-touch speed   dial, hotline

• Call forward,   call waiting, call transfer

• Group listening,   SMS, emergency call

• Redial, call   return, auto answer

• 3-way   conferencing

• Direct IP call   without SIP proxy

• Ring tone   selection/import/delete

• Set date time   manually or automatically

• Dial plan, XML   Browser, Action URL/URI

• RTCP-XR   (RFC3611), VQ-RTCPXR (RFC6035)

• Built-in   Bluetooth for:

 Bluetooth headset,

 Mobile contacts synchronization

• USB port (2.0   compliant) for:

 wired/wireless USB headset

 Wi-Fi through WF40,

 USB call recording thro

DIRECTORY

• 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

• Call recording

IP-PBX FEATURES

• 4.3" 480 x   272-pixel color display with backlight

• 16 bit depth   color

• LED for call and   message waiting indication

• Dual-color (red   or green) illuminated LEDs for line status

 information

• Wallpaper

• Intuitive user   interface with icons and soft keys

• Multilingual user   interface

• Caller ID with   name and number

• Screensaver

• Power saving

DISPLAY AND INDICATOR

• 10 line keys with   LED

• 10 line keys can   be programmed up to 27 various features

 (3-page view)

• 7 features keys:   message, headset, hold, mute, transfer,

 redial, hands-free speakerphone

• 4   context-sensitive “soft” keys

• 6 navigation keys

• Volume control   keys

• Illuminated mute   key

• Illuminated   headset key

• Illuminated   hands-free speakerphone key

FEATURE KEYS

• Dual-port Gigabit   Ethernet

• Power over   Ethernet (IEEE 802.3af), class 3

• 1 x USB port (2.0   compliant)

• 1 x RJ9 (4P4C)   handset port

• 1 x RJ9 (4P4C)   headset port

• Supports up to 3   color-screen expansion modules

INTERFACE

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

• T54S&T52S   unified firmware and Auto-P template

MANAGEMENT

• SIP v1 (RFC2543),   v2 (RFC3261)

• Call server   redundancy supportedROG GameFirst V Technology

NETWORK AND SECURITY

Intel® Wireless-AC   9560

Wi-Fi 802.11   b/g/n/ac

• NAT traversal:   STUN mode

• Proxy mode and   peer-to-peer SIP link mode

• IP assignment:   static/DHCP/PPPoE

• 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

OTHER PHYSICAL   FEATURES

• Color: Metallic   Grey

• Stand with 2   adjustable angles

• Wall mountable   (optional)

• External Yealink   AC adapter (optional):

 AC 100~240V input and DC 5V/2A output

• Power consumption   (PSU): 1.9W-3.5W

• Power consumption   (PoE): 2.1W-4.1W

• Dimension   (W*D*H*T):

 233mm*218.8mm*172.6mm*42.6mm

• Operating humidity:   10~95%

• Operating   temperature: -10~40°C (+14~104°F)

PACKAGE FEATURES

• Package content:

 - Yealink SIP-T54S IP phone

 - Handset with handset cord

 - Ethernet Cable

 - Stand

 - Quick Start Guide

 - Power Adapter (Optional)

• Qty/CTN: 5 PCS

• N.W/CTN: 7.1 kg

• G.W/CTN: 7.9 kg

• Giftbox size: 274   mm*265 mm*128 mm

• Carton Meas: 660   mm*275 mm*290 mm