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ESP32 Voice AI Assistant Kit | Cantonese & English Intercom

ESP32 Voice AI Assistant Kit | Cantonese & English Intercom

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Regular price HK$250.00
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Short Product Description

The ESP32 Voice AI Assistant Kit is a fully assembled, plug-and-play smart speaker module designed for interactive STEM learning and DIY automation. Housed in a compact 3D-printed casing, it seamlessly connects to the Xiaozhi AI cloud to support fluid two-way conversations in Cantonese, English, and Mandarin. Featuring a built-in 18650 battery for 2 hours of wireless use and dual Type-C ports, this 120g portable device is available for instant pickup at Sun Cheong Computer Co. Ltd.(新昌電腦有限公司) in Sham Shui Po, where our staff can guide you through the initial 2.4G WiFi setup.

Key Features

  • Pre-Assembled Kit: Comes fully built inside a durable 3D-printed case, requiring absolutely no soldering or complex hardware assembly.
  • Trilingual Voice Recognition: Natively supports fluid, two-way AI conversations in Cantonese, English, and Mandarin.
  • Built-in 18650 Battery: Provides up to 2 hours of wireless operation and fully supports continuous use while charging via Type-C.
  • OLED Status Display: Features a crisp OLED screen that shows network status, pairing codes, and interactive AI facial expressions.
  • Xiaozhi Cloud Integration: Connects seamlessly to the Xiaozhi AI platform (quick login via Google Account) for rapid voice processing.
  • Ultra-Compact Footprint: Weighs just 120g with dimensions of 42x92x51mm, making it perfect for desktop setups or portable STEM demonstrations.

Full Product Description

Plug-and-Play AI Voice Assistant

This ESP32 Voice AI Kit comes completely pre-assembled inside a protective 3D-printed case, allowing you to experience advanced artificial intelligence without touching a soldering iron. It serves as an excellent educational tool for STEM students and hobbyists who want to explore cloud-based voice recognition and IoT (Internet of Things) integration. By simply powering on the device and following a quick Google account setup, you can instantly interact with a highly responsive AI chatbot.

Trilingual Support with OLED Display

The Smart Voice Intercom Module natively supports two-way conversations in Cantonese, English, and Mandarin, making it highly versatile for language learning and localized smart home control. It connects directly to the Xiaozhi AI cloud platform, which processes your voice commands with a rapid response time. The integrated OLED screen provides real-time visual feedback, displaying the AI's current status, network connection, and animated facial expressions during interactions.

Portable Design with Built-in Battery

Weighing only 120g and measuring 42mm x 92mm x 51mm, this Portable AI Speaker is designed for true wireless mobility. It houses an internal 18650 lithium battery that provides up to 2 hours of continuous voice interaction on a single charge. For extended programming sessions or permanent desktop placement, the device fully supports pass-through charging, allowing you to use the AI assistant continuously while it is plugged into a Type-C power source.

Pro Tip from Our Technicians

Our Sham Shui Po technical team strongly advises monitoring the device's voice prompts regarding network stability. If the AI assistant repeatedly announces that the "WiFi is disconnected," it is highly likely that the internal battery is running low and cannot sustain the wireless module's power draw; you should plug it into a Type-C charger immediately before trying to reconnect. Furthermore, please ensure your router is broadcasting a dedicated 2.4G WiFi signal, as the ESP32 chip cannot detect or connect to 5G networks.

Technical Specifications

  • Product Type: ESP32 Voice AI Assistant Kit
  • Supported Languages: Cantonese, English, Mandarin
  • Network Requirement: 2.4G WiFi (5G not supported)
  • Cloud Platform: Xiaozhi AI (xiaozhi.me)
  • Account Integration: Google Account Login
  • Battery Type: Internal 18650 Lithium Battery
  • Battery Life: Approximately 2 hours of continuous use
  • Charging Interface: Type-C (Supports use while charging)
  • Display: Integrated OLED Screen
  • Dimensions: 42mm x 92mm x 51mm
  • Weight: 120g

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

FAQ Section

  • Does this AI voice kit support natural Cantonese conversations?Yes, this ESP32 Voice AI Kit fully supports natural, two-way conversations in Cantonese. By connecting to the Xiaozhi AI cloud platform, it can accurately recognize Hong Kong Cantonese pronunciation and respond with a localized Cantonese voice model.
  • Do I need to solder any components to use this kit?No, you do not need to solder anything. This is a fully assembled, plug-and-play kit housed in a 3D-printed case; you simply need to turn it on, connect it to your WiFi, and log in to the AI cloud platform to start using it.
  • Why does the device keep telling me the WiFi is disconnected?If the device repeatedly prompts that the WiFi is disconnected, it is usually an indicator that the internal battery is running low and cannot power the WiFi antenna properly. You should plug the device into a Type-C charger immediately and try reconnecting.
  • How do I connect this AI assistant to my WiFi network?To connect to WiFi, first press the RST button (marked with a "Reset" sticker) to enter pairing mode. Next, use your phone to connect to the "Xiaozhi-XXXX" hotspot. On the settings page that appears, select your 2.4G WiFi network and enter the password. Finally, open your browser, go to the URL displayed on the device (xiaozhi.me), and log in with your Google account to start using the assistant.
  • Can I use the device continuously while it is plugged into the charger?Yes, you can use the AI assistant continuously while it is plugged in. The device supports pass-through charging via its Type-C port, making it perfect for permanent placement on your desk or nightstand.

Target Users / Applications

  • STEM Educators: Demonstrating cloud computing, API integration, and voice recognition technologies to students using a tangible, pre-built device.
  • Smart Home Hobbyists: Integrating a localized Cantonese voice assistant into their desktop setup for quick AI queries and IoT experimentation.
  • Language Learners: Practicing conversational English or Mandarin with a responsive, AI-driven language partner that fits in the palm of their hand.
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