Key FeaturesOutstanding User ExperienceYealink 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 AudioThe 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 TransmissionYealink 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 ExpandabilityA 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 ProvisioningThe 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.
Audio Features • HD voice: HD handset, HD speaker • Hearing aid compatible (HAC) handset • Acoustic Shield • Audio codec: Opus, G.722, PCMA, PCMU, G.729A/B, 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 • Call hold • One-touch speed dial • Hotline • Call forward, call waiting, call transfer • Mute, DND • 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 dual band Wi-Fi: - Network standard: IEEE802.11a/b/g/n/ac - Transmission rate: Up to 433Mbps (dynamic) - Frequency range: 2.4GHz/5.0GHz • Built-in Bluetooth for: - Bluetooth headset, - Mobile contacts synchronization - Bluetooth call • 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) • Content Sharing (via Yealink VCD)(1) • 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 • 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
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 [tab 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/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 (TLS1.2) • 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: 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): • Power consumption (PoE): • Dimension (W*D*H*T): 259.4mm*220mm*211mm*44.5mm • Operating humidity: 10~95% • Operating temperature: 0~40°C (+32~104°F)
Package Features • Package content: - Yealink SIP-T57W IP phone - Handset with handset cord - Ethernet Cable - Stand - Quick Start Guide - Power Adapter (Optional) • Qty/CTN: 5 PCS • N.W/CTN: 8.86 kg • G.W/CTN: 9.79 kg • Giftbox size: 324 mm*293 mm*128 mm • Carton Meas: 680 mm* 303 mm*342 mm
