yealink SIP-T57W ? Wireless-Enabled Gigabit IP Phone

Overview

The yealink SIP-T57W is an enterprise-grade premium desktop media phone engineered for corporate executives, busy managers, and administrative power users requiring agile call-handling capacity. Positioned at the command center of corporate desktops, this professional IP endpoint resolves daily communication bottlenecks, complex call routing friction, and desktop cable clutter. The phone interfaces with standard IP-PBX platforms, delivering deep multi-line management and immediate access to unified communications functions.

The hardware is anchored by an adjustable 7-inch capacitive multi-touch color display that provides crisp graphical rendering and smooth touch navigation across busy menus. Acoustic delivery utilizes Yealink Optima HD Voice architecture alongside advanced Acoustic Shield technology, employing an array of virtual sound boundaries to block background office chatter from entering active transmission paths. The full-duplex hands-free speakerphone integrates hardware-driven Acoustic Echo Cancellation (AEC) and Smart Noise Filtering, isolating human voice profiles from environmental variables like HVAC hums or localized keyboard clicks.

Infrastructure deployment is flexible and streamlined, leveraging built-in dual-band 2.4G/5G Wi-Fi profiles to enable fast network provisioning in spaces lacking physical drop cables. For traditional wired topologies, the unit incorporates a dual-port Gigabit Ethernet switch with native Power over Ethernet (PoE) integration to route administrative network traffic and system operational power down a single RJ45 connection. Integrated Bluetooth 4.2 handles mobile contact synchronization, cellular call bridging, and native wireless headset pairings without requiring specialized exterior hardware adapters.

For high-volume expansion, the physical architecture features a multi-function USB 2.0 port that allows direct call recording to external flash drives, wired or wireless USB headset pairing, and structural scaling. The port supports the cascading connection of up to three Yealink EXP50 color-screen expansion modules, adding 180 physical or virtual DSS keys for receptionists or dispatch environments. Do not deploy this phone on networks requiring DECT wireless primary backhauls without a compatible hardware bridge, or on configurations lacking standard IEEE 802.3af compliance when external power supplies are omitted.

Key Features

• 7-inch color capacitive touchscreen easily tilts to eliminate room glare.

• Optima HD Voice and Acoustic Shield filter out background office noise.

• Dual-port Gigabit Ethernet with integrated PoE reduces cabling runs.

• Native dual-band Wi-Fi and Bluetooth 4.2 expand desk placement options.

• Multi-purpose USB 2.0 port supports EXP50 modules or call recording.