Adjustable High-Resolution Display Aligning with a fully adjustable display, the T5 Business Phone Series can easily fulfill the viewing needs at a variety of angles and under a variety of lighting conditions and finally provides optimized user experience. Acoustic Shield technology The Yealink T5 Business Phone Series is designed with Yealink Acoustic Shield technology to deliver distraction-free voice clarity for remote participants by utilizing multiple microphones to create a virtual shield. Corded Cordless Phone The Yealink New T5 Business Phone Series supports DECT handset compatibility via a DECT dongle Yealink DD10K, up to 4 cordless handsets. Seamless switching of calls between the desktop phone and the cordless DECT handset. Advanced Wireless Connectivity Built-in Bluetooth 4.2 for wireless headsets connection and enhanced mobility. Wi-Fi 2.4G/5G to help business maximize the use of wireless network, reduce internet cable cost and support clean and uncluttered workspace communications.

Display
Touchscreen	N
Display	LCD
Display diagonal	9.4 cm (3.7")
Display resolution	360 x 160 pixels
Backlight display	Y
Audio
Speakerphone	Y
Microphone mute	Y
Voice codecs	G.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC
Voice activity detection	Y
Adaptive jitter buffers	Y
Automatic gain control	Y
Comfort noise generation (CNG)	Y
Packet loss concealment (PLC)	Y
Ports & interfaces
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
RJ-9 ports quantity	2
DC-in jack	Y
Weight & dimensions
Width	212 mm
Depth	210.6 mm
Height	174.5 mm
Power
Power over Ethernet (PoE)	Y
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
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95%
Network
Ethernet LAN	Y
Wi-Fi	N
Bluetooth	N
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS
Quality of Service (QoS) support	Y
Security algorithms	AES, HTTPS, SIPS
Networking standards	IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Phone features
Lines quantity	8 lines
Caller ID	Y
Phonebook capacity	1000 entries
Number of VoIP accounts	12
Answering machine	Y
Call waiting	Y
Speed dialling	Y
Call hold	Y
Call forwarding	Y
Conference call	Y
Redialing	Y
Do not disturb function	Y
Call park	Y
Call pick up	Y
Anonymous call	Y
Anonymous call rejection	Y
Full duplex	Y
Short Message Service (SMS)	Y
Phonebook sharing	Y
Call return	Y
Call transfer	Y
Call history	Y
Management features
Integrated voicemail	Y
Volume control	Buttons
Number of programmable keys	8
Camera
Front camera	N
Packaging content
Number of handles included	1 pc(s)
Quick start guide	Y
Number of DECT wireless handsets	4
Cables included	LAN (RJ-45)
Design
Product type	IP Phone
Product colour	Grey
Handset type	Wired handset
Keypad illumination	Y
Mounting	Desk/Wall
Performance
DECT connectable	Y
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info