Yealink Device Comparison
CATEGORIA
Product
SIP- T42U
Telefones de Mesa SIP Completos
SIP- T48U
SIP- T48U
SIP-T57W
SIP-T57W
All Specifications
Appearance
Key Features and Benefits
Keywords
Key Features
Overview
Content Sharing
-
-
√
Camera
-
-
-
Operating System
Linux Based
Linux Based
Linux Based
Interface
LCD Display
2.7" 192x64-pixel graphical LCD
7" 800 x 480-pixel color touch screen
7" 800 x 480 Pixels Color Display
LCD Type
Fixed
Fixed
Adjustable
LED Indicators
√
√
√
Line Keys
6
0
0
Memory Keys
15 (3 pages of 5 keys)
29 touch keys
29 Touch Keys
Expansion Module/Microphone (Accessory, purchased separately)
-
Yealink EXP43
Yealink EXP50
Foot Stand
2 Adjustable Angles
2 Adjustable Angles
1 Adjustable Angle
Audio Features
HD Voice
HD Speaker,HD Handse
HD Speaker,HD Handset
HD Handset, HD Speaker
Speakerphone
Full-duplex
Full-duplex
Full-duplex
Wideband Codec
G.722，Opus
G.722，Opus
G.722, Opus
Narrowband Codec
G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus
G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus
G.711(A/µ), G.729, G729A, G.726, G.723.1, iLBC
HAC Handset
√
√
√
Acoustic Shield
√
√
√
Yealink Noise Proof
-
√
√
Video Features
Video Resolution
-
-
-
Video Codecs
-
-
-
Connectivity
USB Port (2.0 Compliant)
2
2
1
Ethernet Port
Dual-port Gigabit Ethernet
Dual-port Gigabit Ethernet
Dual-port Gigabit Ethernet
Handset Port (RJ-9)
√
√
√
Headset Port (RJ-9)
√
√
√
PoE
√
√
√
Headset
USB Headset
USB Headset
USB/Bluetooth/RJ9
Bluetooth
√ (via BT40/BT41)
√ (via BT40/BT41)
Built-in Bluetooth 4.2
Wi-Fi
√ (via WF40/WF50)
√ (via WF40/WF50)
Built-in（2.4G and 5G）
HDMI
-
-
-
Wall Mountable
√
√
√
Corded-Cordless Phone
-
-
√
Door Phone Integration
-
-
-
Telephony Features
SIP Accounts
12
16
16
N-way Conferencing
5-way Conferencing
10-way Conferencing
10-way Conferencing
Finança
Educação
Assistência médica
Fabricação
By Industry
Futuros Trabalhadores
Colaboração Pessoal
Vídeo para área de trabalho
By Scenario
3CX
Extron
Broadsoft
Metaswitch
For Strategic Partners
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