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Yealink T55A IP phone Grey Wired handset
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(0808 189 1246)
Features
Dual-Tone Multi-Frequency (DTMF) modes
In-band- Out-of band- SIP info
Operating system installed
Android
Integrated voicemail
Yes
Handset type
Wired handset
Firmware upgradeable
Yes
Device lock
Yes
Ethernet cable
Yes
Product colour
Grey
Hearing aid compatibility
Yes
Technical details
Dual-Tone Multi-Frequency (DTMF) modes
In-band- Out-of band- SIP info
Operating system installed
Android
Integrated voicemail
Yes
Handset type
Wired handset
Built-in camera
No
Firmware upgradeable
Yes
Device lock
Yes
Speakerphone
Yes
Ethernet cable
Yes
Hearing aid compatibility
Yes
Display
Touchscreen
Yes
Display resolution
480 x 272 pixels
Display diagonal
10.9 cm (4.3")
Backlight display
Yes
Phone features
Message-waiting indicator (MWI)
Yes
Call transfer
Yes
Intercom
Yes
Full duplex
Yes
Do not disturb function
Yes
Conference call
Yes
Call waiting
Yes
Call pick up
Yes
Call park
Yes
Call hold
Yes
Call forwarding
Yes
Call history
Yes
Audio
Comfort noise generation (CNG)
Yes
Automatic gain control
Yes
Voice codecs
G.711a-G.722-G.723.1-G.726-G.729A-iLBC
Voice activity detection
Yes
Speakerphone
Yes
Noise reduction
Yes
Microphone mute
Yes
Adaptive jitter buffers
Yes
Packet loss concealment (PLC)
Yes
Network
Networking standards
IEEE 802.1Q-IEEE 802.1p-IEEE 802.1x
Ethernet LAN interface type
Gigabit Ethernet
Wi-Fi
No
Supported network protocols
IPv4/IPv6
Quality of Service (QoS) support
Yes
Ethernet LAN
Yes
Bluetooth
No
Ports & interfaces
USB 2.0 ports quantity
1
RJ-9 ports quantity
2
DC-in jack
Yes
Camera
Built-in camera
No
Power
AC adapter output current
1.2 A
Power over Ethernet (PoE)
Yes
Power consumption (typical)
2.6 W
AC adapter output voltage
5 V
AC adapter input voltage
100 - 240 V
Security
Security algorithms
HTTPS-MD5-SIPS-SRTP
Weight & dimensions
Width
223 mm
Depth
206 mm
Height
127 mm
Operational conditions
Operating temperature (T-T)
0 - 40 °C
Operating relative humidity (H-H)
10 - 95%
Colour
Product colour
Grey
Microphone
Microphone mute
Yes
Certificates
Skype
Yes
Certification
REACH- CE- FC
Packaging content
Number of handles included
1 pc(s)
Manual
Yes
Yealink T55A IP phone Grey Wired handset
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