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General| Mounting | Desk/Wall |
|---|---|
| Handset type | Wired handset |
| Product type | IP Phone |
| Product color | Black |
| Wall mountable | Yes |
| Wi-Fi | - |
| Bluetooth version | 2.1+EDR |
| Ethernet LAN interface type | Gigabit Ethernet |
| Display diagonal | 4.3 \ |
| Display resolution | 480 x 272 pixels |
| Lines quantity | 16 lines |
| Phonebook capacity | 1000 entries |
| Number of VoIP accounts | 16 |
| AC adapter input voltage | 100 - 240 V |
| USB 2.0 ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 2 |
| Voice codecs | G.722, G.723, G.723.1, G.726, G.729B, OPUS, iLBC |
| Front camera | No |
| Volume control | Digital |
| Operating temperature (T-T) | -10 - 40 °C |
| Operating relative humidity (H-H) | 10 - 95 % |
| Cables included | LAN (RJ-45) |
| Number of handles included | 1 pc(s) |
| Operating system installed | Linux |
Weight and Dimensions| Depth | 218.8 mm |
|---|---|
| Width | 233 mm |
| Height | 172.6 mm |
Details the main hardware components of the IP phone, including the LCD screen and keypad.
Explains status bar icons, line key icons, and other icons used on the phone's display.
Describes the status indications provided by the Power Indicator LED and Line Key LEDs.
Outlines the two primary ways to customize phone configurations: phone UI and web UI.
Provides step-by-step instructions for installing the IP phone, including desk and wall mount methods.
Explains how to connect the IP phone to a wired or wireless network.
Details the automatic initialization process and DHCP configuration for the IP phone.
Guides on manually configuring network settings like IP mode, IPv4, and IPv6 addresses.
Covers activating Wi-Fi mode, connecting to wireless networks, and managing saved networks.
Covers basic phone customizations like wallpaper, transparency, screen saver, and power saving.
Details how to adjust volume, ring tones, and key tones for the IP phone.
Provides instructions for managing contacts, including directory, blacklist, and remote phone book operations.
Covers headset use, Bluetooth, DSS keys, account management, and dial plan configurations.
Explains how to place calls using the handset, speakerphone, or headset.
Details methods for answering calls when not in another call or when an active call is present.
Covers placing active calls on hold and resuming them, including handling multiple calls.
Explains how to reject incoming calls automatically and customize DND modes.
Details static and dynamic call forwarding options, including Always, Busy, and No Answer Forward.
Describes Blind, Semi-Attended, and Attended transfers for calls.
Explains how to enable or disable call waiting and play warning tones for incoming calls.
Covers setting up local and network conference calls with multiple parties.
Explains how to park calls and retrieve them from other phones on the system.
Describes how to answer incoming calls directed to other phones or groups.
Allows monitoring of line status (busy/idle) for other users, with LED indicators.
Enables monitoring of multiple users defined by the system administrator via BLF List URI.
Covers local and server recording of active calls using USB flash drives or record keys.
Allows sharing an extension across multiple IP phones, indicating status via line key icons.
Enables sharing a SIP line on multiple phones, monitoring extension status.
Covers sending, receiving, and managing text messages (SMS) via the phone's Inbox, Sentbox, Outbox, or Draftbox.
Information about service agreements applicable to the product.
Legal disclaimer regarding Yealink's liability for product use, sale, and performance.
Essential safety precautions for installing, operating, and maintaining the device to prevent hazards.
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