Need help?Do you have a question about the Yealink SIP-T44U and is the answer not in the manual?
General| Resolution | 480 x 272 pixels |
|---|---|
| SIP Accounts | 16 |
| Lines | 12 |
| HD Audio | Yes |
| Bluetooth | No |
| Wi-Fi | No |
| Wall Mountable | Yes |
| Weight | 1.2 kg |
| Humidity | 10% to 90% (non-condensing) |
| Ethernet Ports | 2 |
| PoE Support | Yes (IEEE 802.3af) |
| USB Port | 1 USB 2.0 port |
| Headset Port | Yes |
| Supported Codecs | G.722, G.711, G.729, G.726, iLBC, Opus |
| Supported Protocols | SIP |
| Local Phonebook | Yes |
| Operating Temperature | 0°C to 40°C |
Lists all components included in the phone package.
Provides instructions for assembling the phone.
Instructions for attaching the phone stand to the device.
Guides on connecting the handset and optional headset.
Instructions for connecting a USB flash drive to the phone.
Details network and power connection options for the phone.
Describes the phone's automatic initialization upon power-up.
Guide to configuring the phone via its web interface.
Steps to access the phone's web-based management interface.
Configuring IP address, subnet mask, and gateway.
Setting up SIP account details for call registration.
Explanation of icons indicating call registration status.
Guide to configuring the phone using its physical interface.
How to initiate calls using handset, speakerphone, or headset.
Procedures for receiving incoming calls.
Methods for terminating active calls.
How to redial the last dialed number or select from call history.
How to mute or unmute the microphone during a call.
How to place calls on hold and retrieve them.
Instructions for Blind, Semi-Attended, and Attended call transfers.
Configuring call forwarding for different scenarios.
How to initiate and manage conference calls.
Setting up and using speed dial keys for quick dialing.
Understanding the indicator for waiting voice messages.
Steps to access and listen to voicemail messages.
Accessing, viewing, and managing call history entries.
Adding, editing, and deleting contacts in the directory.
How to adjust receiver, ringer, and media volumes.
Selecting and setting custom ring tones for the phone.
Information on Yealink's data protection features and user choices.
Details on GNU GPL license and source code availability.
To Next Page
