Description
Feature Description
Product Name Yealink SIP-T31W IP Phone
Type Business IP Phone
Display 2.3-inch graphical LCD display (132 x 64 pixels)
Screen Type Color display with backlight
Audio Codec Support G.711, G.729, G.723.1, G.726, iLBC, OPUS, and more
Connectivity 1 x Gigabit Ethernet port (10/100/1000), Wi-Fi (802.11 b/g/n) support
Power Supply PoE (Power over Ethernet) or 5V DC power supply
Number of Lines 2 SIP accounts
Key Features 6 programmable keys, HD audio, speakerphone, call hold, mute, transfer
Audio Quality HD Voice support for clear communication
Speakerphone Full-duplex speakerphone for hands-free communication
Audio Ports 1 x RJ9 headset port, 1 x 3.5mm headset jack
Call Features Call waiting, call forward, 3-way conferencing, BLF (Busy Lamp Field), call log
Compatibility Works with major SIP platforms, including Yealink, Broadsoft, Asterisk, etc.
Wi-Fi Support Built-in Wi-Fi support (802.11 b/g/n)
Dimensions (WxDxH) 187 mm x 174 mm x 138 mm
Weight Approx. 0.5 kg
Color Black
Operating Temperature 0°C to 40°C (32°F to 104°F)
Operating Humidity 10% to 95% RH (non-condensing)