Yealink Device Comparison of IP Phones Appearance between SIP- T48U and SIP-T44W and CP935W-Base

Key Features and Benefits

Keywords

Yealink presents a dynamic business communication solution to executives and professionals with the new SIP-T48U IP phone. The phone employs an appealing large touch screen that makes the switch between pages and applications swift, easy and convenient.

•Easy Customization and High Expansibility •HD Audio •Wireless Transmission •Efficient Installation and Provisioning •Secure Transport and Interoperability

Modest Design, Easy-to-Use User Interface，Built-in Battery, Wi-Fi and DECT to Minimize Deployment Costs，HD Audio, Smooth Communication，Rich Features and High Expandability

Key Features

• 7" 800 x 480-pixel color touch screen with backlight • Dual USB ports • Dual firmware images • T4U Auto-P template unified • T4U firmware unified • Up to 16 SIP accounts • Dual-port Gigabit Ethernet • PoE support • Paperless label design • Headset, EHS support • Wi-Fi via WF40/WF50 • Bluetooth via BT40/BT41/BT52 • USB recording • Supports color-screen expansion modules • Stand with two adjustable angles • Wall mountable • Handset with hall switch

• 2.8” 320x240-pixel color LCD with backlight • Dual USB ports • Dual firmware images • Built-in Bluetooth 4.2 • Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/ n/ac) • T4U Auto-P template unified • T4U firmware unified • Up to 12 SIP accounts • PoE support • USB headset and EHS support • Supports color-screen expansion modules • Stand with 2 adjustable angles • Wall mountable • Handset with hall switch

• 4-inch multi-touch screen with 480x800 resolution • Optima HD voice, full duplex technology • Yealink Noise Proof Technology • Built-in Bluetooth 4.2 • Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n) • Wi-Fi and DECT mode switchable (Switch via one-touch) • Built-in battery • Up to 15-hour talking time (in ideal conditions) • Up to 167-hour standby time in DECT mode (in ideal conditions) • 4-hour charging time • 20-foot (6-meter) and 360-degree microphone pickup range • Built-in 6-microphone array for voice pickup • 5-way conference call • Support to connect with a Bluetooth expansion microphone CPW25 • Hybrid UC meeting

Overview

Content Sharing

-

√

-

Camera

-

Operating System

Linux Based

Linux

Interface

LCD Display

7" 800 x 480-pixel color touch screen

2.8” 320x240-pixel color LCD with backlight

4'' 480x800 capacitive touch screen

LCD Type

Fixed

Mi

Fixed

LED Indicators

√

LED for call and message waiting indication

-

Line Keys

0

8 line keys with LED

-

Memory Keys

29 touch keys

-

Expansion Module/Microphone (Accessory, purchased separately)

Yealink EXP43

Dual-port Gigabit Ethernet • Power over Ethernet (IEEE 802.3af), Class 3 • 2 x USB port (2.0 compliant) • 1 x RJ9 (4P4C) handset port • 1 x RJ9 (4P4C) headset port

-

Foot Stand

2 Adjustable Angles

Stand with 2 adjustable angles

-

Audio Features

HD Voice

HD Speaker,HD Handset

HD handset, HD speaker

Optimal HD Audio

Speakerphone

Full-duplex

Full-duplex hands-free speakerphone with AEC

Full-duplex

Wideband Codec

G.722，Opus

AMR-WB (optional), G.722

G.722,G722.1C,Opus

Narrowband Codec

G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus

AMR-NB (optional), PCMU

G.711(A/µ), G726, G729, G723, iLBC

HAC Handset

√

Hearing aid compatible (HAC) handset

-

Acoustic Shield

√

Acoustics Fabric

Yealink Noise Proof

√

Video Features

Video Resolution

-

Video Codecs

-

Connectivity

USB Port (2.0 Compliant)

2

2 x USB port (2.0 compliant)

1

Ethernet Port

Dual-port Gigabit Ethernet

Ethernet Cable (2m CAT5E UTP Cable)

-

Handset Port (RJ-9)

√

1 x RJ9 (4P4C) handset port

-

Headset Port (RJ-9)

√

1 x RJ9 (4P4C) headset port

-

PoE

√

2.0W - 5.2W

√

Headset

USB Headset

Bluetooth headsets USB headset

-

Bluetooth

√ (via BT40/BT41)

USB/Bluetooth connectivity

Built-in Bluetooth 4.2

Wi-Fi

√ (via WF40/WF50)

√

Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)

HDMI

-

Wall Mountable

√

-

Corded-Cordless Phone

-

√

Door Phone Integration

-

Telephony Features

SIP Accounts

16

Up to 12 SIP accounts

1

N-way Conferencing

10-way Conferencing

5-way conference call

5-way Conferencing

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