Yealink SIP-T53 – VoIP-Telefon

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

Design
Product type: IP Phone
Handset type: Wired handset
Product colour: Grey
Feature: Device lock
Feature: Wall mountable
Mounting: Desk/Wall
Performance
Dual-Tone Multi-Frequency (DTMF) modes: In-band, Out-of band, SIP info
Phone features
Lines quantity: 8 lines
Feature: Answering machine
Feature: Hot desking
Feature: Call waiting
Feature: Speed dialling
Feature: Call hold
Feature: Call forwarding
Feature: Conference call
Feature: Redialing
Feature: Caller ID
Phonebook capacity: 1000 entries
Number of VoIP accounts: 12
Feature: Do not disturb function
Feature: Call park
Feature: Call pick up
Feature: Anonymous call
Feature: Anonymous call rejection
Feature: Full duplex
Feature: Direct call
Feature: Short Message Service (SMS)
Feature: Phonebook sharing
Feature: Call return
Feature: Call transfer
Feature: Call history
Feature: Emergency call
Management features
Feature: Integrated voicemail
Volume control: Buttons
Number of programmable keys: 8
Display
Display: LCD
Display diagonal: 9.4 cm (3.7″)
Display resolution: 360 x 160 pixels
Feature: Backlight display
Audio
Feature: Speakerphone
Feature: Microphone mute
Voice codecs: G.711a, G.711u, G.722, G.723.1, G.726, G.729A, G.729B, G.729ab, OPUS, iLBC
Feature: Voice activity detection
Feature: Adaptive jitter buffers
Feature: Automatic gain control
Feature: Comfort noise generation (CNG)
Feature: Packet loss concealment (PLC)
Network
Feature: Ethernet LAN
Ethernet LAN interface type: Gigabit Ethernet
Supported network protocols: FTP/TFTP/HTTP/HTTPS
Feature: Quality of Service (QoS) support
Security algorithms: AES, HTTPS, SIPS
Networking standards: IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ports & interfaces
USB 2.0 ports quantity: 1
Ethernet LAN (RJ-45) ports: 2
RJ-9 ports quantity: 2
Feature: DC-in jack
Power
Feature: Power over Ethernet (PoE)
AC adapter input voltage: 100 – 240 V
AC adapter output voltage: 5 V
AC adapter output current: 1.2 A
Power consumption (typical): 2.3 W
Power consumption (Power over Ethernet (PoE)): 3.1 W
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
Feature: Ethernet cable
Feature: Handset
Feature: Quick start guide
Number of handles included: 1 pc(s)
Cables included: LAN (RJ-45)
Feature: Stand included