Eufy Video Doorbell

eufy is Anker's smart home brand. Its video doorbells come in battery and wired versions.

Updated Oct 20, 2026. Edited by: Ilyass Ben Hakim.

Where to buy

eufy sells direct and through electronics and home improvement retailers. Bundles with a HomeBase or chime are common. Compare the exact model code across sellers.

Professional insight

Installers check existing doorbell wiring and chime type first. That decides battery or wired, and which bundle.

Wired E340 mode still needs the battery installed.
Older eufy chimes may not pair with newer doorbells.
HomeBase firmware must meet the doorbell's minimum.
Dual cameras help spot parcels left below view.

Check the label

Model name and code, such as E340 or T8214.
Power type: battery, wired or both.
Wired voltage range matches your transformer.
Included items: HomeBase, chime or mounting wedge.
Local storage size in GB.
Region version matches your country's plugs and Wi-Fi.
Smart assistant support you need is listed.

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Popular models

eufy doorbells on the US store
Model	Power	Notes
Video Doorbell E340	Battery or wired	2K, dual cameras, 8 GB onboard storage
Video Doorbell S330	Wired	Sold alone or with HomeBase
Video Doorbell S4	Wired	Bundled with Chime 2
Video Doorbell C31	Wired	Mentioned in eufy store FAQ

eufy E340 compatibility

Wired power: 8 to 24 V; Above 10 VA, per eufy's listing.
Works with: HomeBase S380, 2 and 3; S380 needs firmware V3.3.2.6 or later.
Not compatible: Chimes T8020, T8740, T8742

Setup tips

1Charge the battery fully before mounting.
2Test Wi-Fi strength at the door with your phone.
3Turn off power at the breaker before touching wires.
4Use the wedge mount if the door is off to one side.
5Update HomeBase firmware, then pair in the eufy app.

Red flags

Listing hides the model code.
Imported unit with a foreign plug on the HomeBase.
Open box with no battery included.
Seller cannot confirm warranty coverage.

Common questions

Do eufy doorbells need a monthly plan?: The E340 records to built-in storage. Check each model's listing for cloud options.
Does the eufy E340 work with HomeKit?: No. It works with Alexa and Google Assistant.
Do I need a HomeBase?: Not for the E340, which stores clips onboard. A HomeBase adds more storage.