Yealink SIP-T31 IP phone Grey LCD

Product type: IP Phone
Handset type: Wired handset
Product colour: Grey
Power consumption (typical): 3 W
AC adapter input voltage: 100 - 240 V
AC adapter output voltage: 5 V
AC adapter output current: 0.6 A
Power over Ethernet (PoE): No
Operating relative humidity (H-H): 10 - 95%
Operating temperature (T-T): -10 - 50 °C
Plug and Play: Yes
Width: 188 mm
Package height: 103 mm
Height: 162 mm
Depth: 189 mm
Package depth: 210 mm
Package width: 213 mm
Ethernet LAN interface type: Fast Ethernet
Quality of Service (QoS) support: Yes
Ethernet LAN: Yes
Wi-Fi: No
Networking standards: IEEE 802.1Q, IEEE 802.1x, IEEE 802.3af, IEEE 802.1p
Ethernet LAN data rates: 10,100 Mbit/s
Bluetooth: No
DHCP client: Yes
Number of handles included: 1 pc(s)
Ethernet cable: Yes
Handset: Yes
Quick start guide: Yes
Mounting kit: Yes
Touchscreen: No
Backlight display: Yes
Display: LCD
Display resolution: 132 x 64 pixels
Display diagonal: 5.84 cm (2.3")
Packet loss concealment (PLC): Yes
Voice codecs: G.711a, G.726, G.711Mu, G.722, iLBC, PLC, G.729, G.729A, G.723.1, OPUS, AJB, VAD, AGC, CNG
Microphone mute: Yes
Speakerphone: Yes
Comfort noise generation (CNG): Yes
Compliance certificates: RoHS, REACH
Sustainability compliance: Yes
RJ-9 ports quantity: 2
DC-in jack: Yes
Ethernet LAN (RJ-45) ports: 2
Call return: Yes
Call waiting: Yes
Number of VoIP accounts: 2
Speed dialling: Yes
Answering machine: Yes
Full duplex: Yes
Caller ID: Yes
Call forwarding: Yes
Call transfer: Yes
SIP registrar server: Yes
Call history: Yes
Phonebook capacity: 1000 entries
Redialing: Yes
Conference call: Yes
Anonymous call rejection: Yes
Anonymous call: Yes
Call hold: Yes