描述

Prime Business Phone to Deliver Optimum Desktop Productivity

Especially designed for busy executives and professionals, Yealink SIP-T57W is an easy-to-use Prime Business Phone with an adjustable 7-inch multi-point touch screen that you can not only easily and flexibly find the comfortable viewing angle according to the personal and environmental needs, but also get a rich visual presentation and easy navigation with just one-touch. With the built-in Bluetooth 4.2 and the built-in dual band 2.4G/5G Wi-Fi, the SIP-T57W IP Phone ensures you to keep up with the modern wireless technology and take the first chance in the future wireless age. Its built-in USB 2.0 port allows for USB recording or a direct wired/wireless USB headset or up to three Yealink EXP50 expansion modules connection. Benefitting from these features, the Yealink SIP-T57W is a powerful and expandable office phone that delivers optimum desktop efficient and productivity.

Outstanding User Experience

Yealink SIP-T57W IP Phone features an adjustable 7-inch capacitive touch screen that you can readily adjust it to the comfortable viewing angle according to yourself. In addition, clearly defined set of menus is easy to navigate through when all you have to do is touching the desired option, that ensuring you an optimized interface for a smartphone-like user experience.

HD Audio

The SIP-T57W is coupled with the latest version of Yealink Optimal HD Voice technologies, including Yealink Acoustic Shield technology, that effectively eliminate background distractions and noises, deliver crystal clear voice even in a noisy environment. Meanwhile, complying with the latest Hearing Aid Compatibility (HAC) Regulations, its HAC handset helps the person who is with hearing loss to hear the voice more clearly.

Wireless Transmission

Yealink SIP-T57W IP Phone not only furnish you with the built-in Bluetooth 4.2 for Bluetooth headsets and mobile contacts synchronization, but also the built-in dual band Wi-Fi for Wi-Fi connectivity, allowing you to access the 5G Wi-Fi connectivity handily. Also if you want to expand your horizons for busy environments, or, share one phone system with your small team by adding multiple handsets, just simply turn your IP phone to the corded-cordless phone via DECT technology. Moreover, the IP phone can function with Yealink VC Desktop together to share content from your laptop, making collaboration much easier than before.

High Expandability

A built-in USB 2.0 port allows you to enjoy USB call recording via USB flash drive. Via this USB port, you also can connect wired/wireless USB headset without connecting Yealink EHS36 anymore, and connect up to 3 Yealink expansion modules EXP50 which can be programmed with up to 180 paperless DSS keys.

Efficient Installation and Provisioning

The Yealink SIP-T57W supports efficient provisioning and effortless mass deployment with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism to help you realize the Zero Touch Provisioning without any complex manual settings. Furthermore, a unified firmware and auto-p template that applies to T53/T53W/T54W/T57W phone models, saves even more time and costs for businesses, as well as simplifies the management and maintenance.

Key Features:

Adjustable High-Resolution Display

Acoustic Shield technology

Corded Cordless Phone

Advanced Wireless Connectivity

Technical Specifications

Audio Features

HD voice: HD handset, HD speaker

Hearing aid compatible (HAC) handset

Acoustic Shield

Smart Noise Filtering

Audio codec: Opus, G.722, PCMU (G.711A), PCMA
(G.711µ), G.729, G.729A, G.729B, G.729AB, G.726,
G.723.1, 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

16 VoIP accounts

One-touch speed dial, hotline

Call forward, call waiting, call transfer

Mute, DND, call hold, redial, call return, auto answer

Group listening, SMS, emergency call

10-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 dual band Wi-Fi:

Network standard: IEEE802.11a/b/g/n

Transmission rate: Up to 433Mbps (dynamic)

Frequency range: 2.4GHz/5.0GHz

Built-in Bluetooth for:

Bluetooth headset,

Mobile contacts synchronization

Bluetooth call

Simultaneous connection of one headset and one mobile phone

USB port (2.0 compliant) for:

Wired/wireless USB headset

USB call recording through USB flash drive

Color-screen expansion modules EXP50 (up to 3)

Wireless Headset Adapter EHS40

USB/Bluetooth connectivity to Yealink CP900/CP700 speakerphone, USB connectivity to Yealink UH36 headset:

Basic functions: Answer / end, call mute

Enhanced function: audio optimization, redial, call hold, volume synchronization, multiple calls control

Content Sharing (via Yealink VCD)

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

Corded-Cordless Phone (via DECT Dongle DD10K)

Up to 4 DECT cordless handsets

Up to 4 concurrent calls

Support Yealink W52H/W53H/W56H/DD Phone/CP930W

Slave Handset for Master Deskset

IP-PBX Features

Busy Lamp Field (BLF), Bridged Line Apperance (BLA)

Anonymous call, anonymous call rejection

Hot-desking, voice mail

Flexible seating, Executive and Assistant

Call park, call pickup

Centralized call recording, call recording

Display and Indicator

7″ 800 x 480 capacitive adjustable touch screen

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, number and photo

Screensaver

Power saving

Feature keys

29 one-touch DSS keys

7 feature keys: hold, transfer, message, headset, mute, redial, speakerphone

Volume control keys

Illuminated mute/headset/hands-free speakerphone key

Interface

Dual-port Gigabit Ethernet

Power over Ethernet (IEEE 802.3af)

1 x USB port (2.0 compliant)

1 x RJ9 (4P4C) handset port

1 x RJ9 (4P4C) headset port

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 1.3)

HTTPS certificate manager

AES encryption for configuration file (AES256)

Digest authentication using MD5/MD5-sess

OpenVPN, IEEE802.1X, L2TP VPN

IPv6, LLDP/CDP/DHCP VLAN, ICE

WPA2/WPA3

Secure boot

GARP (Generic Attribute Registration Protocol)

Other Physical Features

Color: Classic Grey

Wall mountable (optional)

External Yealink AC adapter (optional): AC 100~240V input and DC 5V/2A output

USB output currency: 5V 500mA

Power consumption (PSU): 3.2W-6.3W

Power consumption (PoE): 4.0W-7.8W

Dimension (W*D*H*T): 259.4mm*220mm*211mm*44.5mm

Operating humidity: 10~95%

Operating temperature: -10~50°C (+14~122°F)

Other Details

Features:
Zoom, UC and Others

Warranty Information

Standard manufacturer warranty (up to 2 years) included. Extended warranty (up to 5 years), advanced hardware replacement, maintenance & support for selected equipment available upon request.

Videos

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