
Yealink W78H
Premium DECT Handset
- Brand
- Yealink
- Series
- W Series (DECT)
- Model
- W78H
- Status
- Current
- Documents
- 27 manuals & files
- Knowledge base
- 222 articles
Overview
About the Yealink W78H
Combining high quality hardware, sophisticated acoustic algorithms and noise cancellation technology, Yealink W78H performs audio delivery with enlarged volume and depressed noise, making every conversation featuring clear and clean voice.With enhanced signal processing performance, this new handset also ensures a more stable and consistent mobile communication experience.
With built-in Bluetooth 5.1, the Yealink W78H integrates wireless communication into the business elite's work routines. Connected with Yealink BH72/BH76 headset, it empowers customers to free their hands and work while taking calls.
Every new message can be critical to the business, and the vibration alarm feature makes sure that every call is noticed, even in cluttered and stressful environments.
Specifications
W78H technical specifications
- 2.4'' 240 x 320 TFT color screen
- Intuitive user interface with icons and soft keys
- Caller ID with name and number
- Notification Light: voice mail, missed call
- Date & time (manual/auto synchronization)
- Screen saver
- Multilingual user interface
- Keypad backlight
- Up to 2 simultaneous calls per handset
- Handset select for receiving a call
- Handset and Number select for making a call
- Auto intercom, auto answer
- 3-way conference
- Call forward: Always/Busy/No Answer
- DND
- Call waiting, mute, hold
- Call transfer
- Swap between calls
- Redial
- Speed dial
- Voice mail
- Silence
- Dial plan: Replace Rule/Area Code/Block Out
- Keypad lock, emergency call, 100 phone book memory (stored in the base)
- Remote phonebook, LDAP, XML phonebook
- Phonebook search, block list
- Call history: All/Placed/Missed/Received (up to 100 entries)
- Direct IP call without SIP proxy
- Reset to factory, reboot
- Anonymous call, Anonymous call rejection
- OTA (Over-The-Air) upgrade
Gallery
W78H product photos








Documents
W78H manuals & downloads
Datasheets
14- Handset Battery InformationMar 9, 2026
- Yealink W78H DatasheetJan 8, 2026
- Yealink W78H Datasheet (DE)Jan 8, 2026
- Yealink W78H Datasheet (FR)Jan 8, 2026
- Yealink W78H Datasheet (JP)Jan 8, 2026
- Yealink W78H Datasheet (ES)Jan 8, 2026
Show 8 more datasheetsShow fewer
- Yealink W78H Datasheet (IT)Jan 8, 2026
- Yealink W78P Datasheet (DE)Jan 8, 2026
- Yealink W78P Datasheet (FR)Jan 8, 2026
- Yealink W78P Datasheet (ES)Jan 8, 2026
- Yealink W78P Datasheet (JP)Jan 8, 2026
- Yealink W78P Datasheet (IT)Jan 8, 2026
- Handset Packages Comparison ListDec 30, 2025
- Yealink W78P DatasheetDec 15, 2025
Quick Start Guides
1Compatibility
3Other Downloads
6- Yealink Regulatory Notice V1.2PDFJun 29, 2026
- How to Use Speed Dial on Yealink W70B V1.0MP4Aug 15, 2025
- How to Use Shared Line on Yealink W70B V1.0MP4Aug 15, 2025
- How to Use Push-to-Talk on Yealink W70B V1.0MP4Aug 15, 2025
- How to Use Auto Answer on Yealink W70B V1.0MP4Aug 15, 2025
- How to Register Headset to Yealink W70B V1.0MP4Aug 15, 2025
Firmware
W78H firmware & release notes
- W78H 16.88.0.15 - Firmware & Release NoteLatestROMReleased Aug 14, 2026 Download
- W70B 146.88.0.10- Firmware & Release NoteROMReleased Aug 14, 2026 Download
- W78H 16.87.0.5 - Firmware & Release NoteROMReleased Oct 15, 2025Withdrawn by Yealink
Knowledge base
W78H how-to articles
Call Features42
- Action URIJan 13, 2026
- Action URLJan 13, 2026
- Anonymous CallJan 13, 2026
- Anonymous Call RejectionJan 13, 2026
- Answer CallsJan 13, 2026
Customize Your Phone20
- AccessibilityJul 1, 2026
- Change the Base PINJan 13, 2026
- Change the BrightnessJan 13, 2026
- Change the LanguageJul 1, 2026
- Change the WallpaperJan 13, 2026
Handset Customization20
- Advisory ToneJul 1, 2026
- BluetoothJan 13, 2026
- Call DisplayJan 13, 2026
- Display Method on DialingJan 13, 2026
- DSS KeysJan 13, 2026
Auto Provisioning Guide14
- Appendix-Configure an FTP ServerJan 13, 2026
- Appendix-Configure HTTPS ServerJan 13, 2026
- Configure a Provisioning ServerJul 2, 2026
- Download and Verify ConfigurationsJul 2, 2026
- Get StartedJan 13, 2026
Security Features14
- AML-LocationJul 6, 2026
- AML-MessagingAug 4, 2026
- AML-Report to the ServerJul 1, 2026
- Auto Logout TimeJan 13, 2026
- Base PINJan 13, 2026
Audio Features12
- Acoustic Clarity TechnologyJul 1, 2026
- Alert ToneJan 13, 2026
- Audio CodecsJul 22, 2026
- Audio VolumeJan 13, 2026
- Distinctive Ring TonesJul 1, 2026
Network Configurations12
- 802.1x AuthenticationJul 1, 2026
- DHCP Option for IPv4Jul 1, 2026
- DHCP Option for IPv6Jan 13, 2026
- How to Access the Web User InterfaceJan 13, 2026
- IPv4 and IPv6 Network SettingsJul 1, 2026
General Features11
- 100 Reliable RetransmissionJul 1, 2026
- Accept SIP Trust Server OnlyJan 13, 2026
- Busy Tone DelayJan 13, 2026
- Line Identification PresentationJul 1, 2026
- Low Power ModeJan 13, 2026
Troubleshooting Methods10
- All Base DiagnosticsJan 13, 2026
- Analyze Configuration FilesJan 13, 2026
- DECT Phone Problem Feedback GuidebookJan 13, 2026
- Device StatusJan 13, 2026
- Export All the Diagnostic FilesJan 13, 2026
Directory and Call Log9
- Call LogJul 1, 2026
- Directory Search SettingsJan 13, 2026
- Directory Source PriorityJul 1, 2026
- Lightweight Directory Access Protocol (LDAP)Jan 13, 2026
- Local DirectoryJan 13, 2026
Need help with your W78H?
The Tech Team™ can provision, update and troubleshoot your Yealink phones, and move your office onto smplVoice cloud voice.
Yealink and Yealink product names are trademarks of Yealink Network Technology Co., Ltd. Product information, images and documents are published by Yealink (source) and provided here for reference by smplVoice. Firmware and documents are Yealink’s original, unmodified files.









