Yealink SIP-T53. Product type: IP Phone, Product colour: Grey, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: In-band, Out-of band, SIP info. Lines quantity: 8 lines, Phonebook capacity: 1000 entries. Volume control: Buttons. Display: LCD, Display diagonal: 9.4 cm (3.7"), Display resolution: 360 x 160 pixels
Features
Number of programmable keys
8
Dual-Tone Multi-Frequency (DTMF) modes
In-band, Out-of band, SIP info
Number of DECT wireless handsets
4
DECT connectable
Yes
Phonebook sharing
Yes
Integrated voicemail
Yes
Handset type
Wired handset
Keypad illumination
Yes
Mounting
Desk/Wall
Volume control
Buttons
Product colour
Grey
Technical details
Number of programmable keys
8
Dual-Tone Multi-Frequency (DTMF) modes
In-band, Out-of band, SIP info
Number of DECT wireless handsets
4
DECT connectable
Yes
Phonebook sharing
Yes
Integrated voicemail
Yes
Answering machine
Yes
Handset type
Wired handset
Keypad illumination
Yes
Mounting
Desk/Wall
Volume control
Buttons
Speakerphone
Yes
Quick start guide
Yes
Harmonized System (HS) code
85171800
Security
Security algorithms
AES, HTTPS, SIPS
Design
Product type
IP Phone
Handset type
Wired handset
Keypad illumination
Yes
Mounting
Desk/Wall
Product colour
Grey
Performance
Dual-Tone Multi-Frequency (DTMF) modes
In-band, Out-of band, SIP info
DECT connectable
Yes
Phone features
Call transfer
Yes
Call return
Yes
Phonebook sharing
Yes
Number of VoIP accounts
12
Answering machine
Yes
Short Message Service (SMS)
Yes
Lines quantity
8 lines
Speed dialling
Yes
Redialing
Yes
Phonebook capacity
1000 entries
Full duplex
Yes
Do not disturb function
Yes
Conference call
Yes
Caller ID
Yes
Call waiting
Yes
Call pick up
Yes
Call park
Yes
Call hold
Yes
Call forwarding
Yes
Anonymous call rejection
Yes
Anonymous call
Yes
Call history
Yes
Management features
Number of programmable keys
8
Integrated voicemail
Yes
Volume control
Buttons
Display
Touchscreen
No
Display resolution
360 x 160 pixels
Display diagonal
9.4 cm (3.7")
Display
LCD
Backlight display
Yes
Camera
Front camera
No
Audio
Comfort noise generation (CNG)
Yes
Automatic gain control
Yes
Voice codecs
G.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC
Voice activity detection
Yes
Speakerphone
Yes
Microphone mute
Yes
Adaptive jitter buffers
Yes
Packet loss concealment (PLC)
Yes
Network
Networking standards
IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type
Gigabit Ethernet
Wi-Fi
No
Supported network protocols
FTP/TFTP/HTTP/HTTPS
Security algorithms
AES, HTTPS, SIPS
Quality of Service (QoS) support
Yes
Ethernet LAN
Yes
Bluetooth
No
Colour
Product colour
Grey
Microphone
Microphone mute
Yes
Ports & interfaces
USB 2.0 ports quantity
1
RJ-9 ports quantity
2
Ethernet LAN (RJ-45) ports
2
DC-in jack
Yes
Certificates
Certification
CE, FC, RoHS
Power
AC adapter output current
1.2 A
Power over Ethernet (PoE)
Yes
Power consumption (typical)
2.3 W
AC adapter output voltage
5 V
AC adapter input voltage
100 - 240 V
Operational conditions
Operating temperature (T-T)
0 - 40 °C
Operating relative humidity (H-H)
10 - 95%
Weight & dimensions
Width
212 mm
Depth
210.6 mm
Height
174.5 mm
Packaging content
Cables included
LAN (RJ-45)
Number of DECT wireless handsets
4
Number of handles included
1 pc(s)
Quick start guide
Yes
Logistics data
Harmonized System (HS) code
85171800
841885000000
SIP-T53