The Yealink W78H is a cordless DECT IP phone handset with a 2.4-inch colour screen, HD audio, built-in Bluetooth 5.1 and a charger cradle, quoted at up to 21 hours talk time in ideal conditions. It registers to a Yealink DECT base station. Check your base before ordering: Yealink states compatibility with the W70B and the W80/W90 multi-cell system, and not with third-party DECT devices.
The Yealink W78H is a cordless DECT handset for Yealink DECT IP phone systems. It has a 2.4-inch colour screen, HD audio, built-in Bluetooth 5.1 for a wireless headset, a 3.5 mm headset jack and a charger cradle, so you can add a wireless VoIP phone to a compatible Yealink base station.
The W78H is an extension handset: it registers to a Yealink DECT base station rather than working on its own. Yealink states it is compatible with the W70B and with the W80/W90 multi-cell system, and that its DECT technology is not compatible with third-party DECT devices. Use it to give staff a cordless SIP phone that can move around the building, with a vibration alarm for noisy areas.
| General | |
| Manufacturer part number (MPN) | W78H |
| Type | DECT cordless handset |
| Colour | Space Gray |
| Handset size | 151.0 x 49.5 x 21 mm |
| Handset weight | 126.5 g |
| Display and keypad | |
| Screen | 2.4-inch 240 x 320 TFT colour |
| Keypad | 25 backlit keys: 12-key ITU pad, 5 navigation keys, 2 softkeys, 6 function keys, 6 shortcut keys |
| Indicators | Notification light for voicemail and missed calls; vibration alarm |
| Audio and connectivity | |
| Audio | HD audio, full-duplex speakerphone, FNR (Flexible Noise Reduction) / noise cancellation, hearing aid compliant (HAC) |
| Frequency response | 100 Hz - 7 kHz |
| Ringtones | 9 ringer melodies |
| Headset | Bluetooth 5.1 built in, or 3.5 mm headset jack |
| Calls and features | |
| Simultaneous calls per handset | Up to 2 |
| Conferencing | 3-way conference |
| Call features | Call transfer, call forwarding (always, busy, no answer), DND, call waiting, hold, mute, redial, speed dial, direct IP call without SIP proxy, auto intercom, auto answer |
| Phone book / call history | 100 phone book entries (stored in the base) / up to 100 entries |
| Upgrade | OTA (over-the-air) upgrade |
| DECT | |
| Frequency bands | 1880-1900 MHz (Europe), 1920-1930 MHz (US), 1902-1906 MHz (TH), 1910-1920 MHz (BR) |
| Range | Up to 50 m indoors, up to 300 m outdoors (ideal conditions) |
| Base stations | Yealink states compatibility with the W70B and the W80/W90 multi-cell system; not compatible with third-party DECT devices |
| Battery and power | |
| Battery | 1010 mAh lithium-ion, 3.7 V, 3.73 Wh |
| Talk time / standby | Up to 21 hours / up to 166 hours (ideal conditions) |
| Quick charge | 10-minute charge for 2 hours of talk time |
| Charger | DC 5 V / 0.6 A output |
| Power adapter | Input 100-240 V 50/60 Hz 0.2 A, output 5 V 0.6 A |
| Environment and packaging | |
| Operating temperature / humidity | 0 to 40 C / 10 to 95% |
| Storage temperature | -30 to +70 C |
| Package contents | W78H handset, charger cradle, rechargeable battery, belt clip, power adapter |
| Giftbox size | 181 x 104 x 90 mm |
| Compliance | REACH |
A Yealink DECT base station is required. Yealink states the W78H is compatible with the W70B and with the W80/W90 multi-cell system, and is not compatible with third-party DECT devices. For any other Yealink base, check the product page or call us before ordering. The base connects to your SIP phone system or provider, so check your platform first.
We are a UK supplier, not an installer, and we will go through the product with you before you buy. You can visit our trade counter in Wolverhampton, and we have been operating since 2012. See more Yealink products and our DECT and wireless IP phones.
No. It is a cordless handset that registers to a Yealink DECT base station. Yealink states compatibility with the W70B and the W80/W90 multi-cell system.
Yes. Yealink lists built-in Bluetooth 5.1 for a wireless headset, and a 3.5 mm jack for a wired headset.
Orders placed before 2:30pm are normally dispatched for delivery within 1–2 working days to England, Scotland and Wales. You can also collect in store from our trade counter - call first so we can confirm your order is ready. We do not ship to Northern Ireland.
Yes. Our trade counter is at Unit 3, Park View Centre, 243 Dudley Road, Wolverhampton WV2 3JU. Please call 01902 902251 first so we can confirm your order is ready.
Yes, trade accounts are available. See our trade customer page.
Questions on specification or compatibility: call 01902 902251, see our FAQ and support pages, or contact us.
| Product Code | W78H |
|---|---|
| Manufacturer | Yealink |
| Colour | Brown |
| Product Type | DECT and wireless IP phone |
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