Emerson SmartVoice 2-in-1 Dual Wall Plug ES521 – Offline Voice Control, No App and Wifi
Emerson SmartVoice 2-in-1 Dual Wall Plug ES521 – Offline Voice Control, No App and Wifi
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Emerson

Emerson SmartVoice 2-in-1 Dual Wall Plug ES521 – Offline Voice Control, No App and Wifi

|3 ratings

Key item features

  • Offline voice control with over 30 preset voice commands for fast, reliable on/off device control.
  • Works instantly out of the box with no pairing, accounts, or smartphone needed—simply plug in and speak.
  • All voice commands are processed inside the wall plug with no cloud connection, data tracking, or storage.
  • Ideal for the elderly, individuals with mobility or visual limitations, and users who want simple, privacy-protected voice control.
  • Features two AC outlets: one always-on outlet for continuous power and one voice-controlled outlet for flexible management.
  • Manage multiple SmartVoice wall plugs individually or as a group, with custom wake words for up to five devices.
Current price is $29.99
Price when purchased online
  • Free shipping
  • Free 30-day returns
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Arrives between Jul 17 - Jul 22
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Sold and shipped by IAI Smart Inc
4.975 stars out of 5, based on 40 seller reviews(5.0)
Free 30-day returns

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Showing 1-2 of 2 reviews

Dec 24, 2025
Yuanda
Sold and shipped byIAI Smart Inc
5 out of 5 stars review

Verified Purchase

voice control without the hassle of complex setup

I plugged this wall outlet into a spare socket and was amazed, it's working right away without any setup; I just said “turn on lamp” and it responded instantly. The dual-socket design is handy — I get two outlets out of one wall socket. It's convenient for lamps, fans, and small appliances. I love that voice commands are processed offline: feels private and secure. Great for anyone wanting smart-home convenience without needing a complex setup.

Helpful?3P4ST47WDWH218343718166
Jan 21, 2026
Simone
Sold and shipped byIAI Smart Inc
5 out of 5 stars review

Verified Purchase

Surprisingly useful for everyday stuff

I picked up this plug just to try it out, and it's actually become one of the handiest things in my living room. I plugged it in, said “turn on fan,” and it worked right away. No setup at all. The two-outlet design is great because I can run my lamp and fan from the same wall socket. The offline voice control feels quick and reliable, and I don't have to worry about Wi-Fi dropping or an app freezing. Super simple, and it just works.

Helpful?3P4ST47WDWH218343718166