AI Desktop Companion Robot
AI Desktop Companion Robot
Designed for Smart Home Control, Natural ConversatDesigned for Smart Home Control, Natural Conversat
Designed for Smart Home Control, Natural Conversation

Smart Voice Chat & Emotion Recognition,Long-Term Memory
Sound-Source Localization,Multimodal Recognition

Designed for Smart Home Control, Natural Conversation

Smart Voice Chat & Emotion Recognition,Long-Term Memory
Sound-Source Localization,Multimodal Recognition

Suitable for Various ScenariosSuitable for Various Scenarios
Supports Secondary Development and is Suitable for Various Scenarios.

Supports Secondary Development and is Suitable for Various Scenarios.

AI DESKTOP COMPANION ROBOT · ESP32-S3

AI Desktop Companion Robot

A developer-ready ESP32-S3 platform for LLM-powered voice interaction on the edge.

Built for toys, smart speakers, smart control hubs, and any voice-interaction product that needs large language models. Powered by the ESP32-S3-WROOM-1 module with a 1.85-inch QSPI round touchscreen and a dual-microphone array, it supports offline wake-word detection and sound-source localization — a solid foundation for developers building complete on-device AI experiences.

LLM Voice Chat        Emotion Recognition        180° Sound Localization        Offline Wake Word

Key Features

Seven capabilities that turn a reference design into a personality-rich companion

01

Smart Voice Chat & Emotion Recognition

Proactively detects user intent and shifting emotions. Drawing on LLM semantic understanding, it interprets tone, word meaning and context together, then responds with lifelike expressions and voice — giving the device real personality.

02

Long-Term Memory

Continuously records multi-turn conversations, remembering the user's name, preferences and frequent phrases, then recalls them later — a personalized experience that adapts to each user's habits.

03

Offline Wake-Word & Sound-Source Localization

A motor-control module paired with the dual-mic array tracks direction across a 180° range. Every call identifies the sound source and rotates the base to make eye contact.

04

Custom Voice Personas

Switch tones and styles freely to build your own signature AI voice identity. DIY voice persona support makes the voice experience more open and personal.

05

Agent Control & Expandability

Supports the MCP protocol and Function Call to connect local smart devices for remote control, task dispatch and status feedback — a local control hub within a smart-home system.

06

Platform Compatibility

Deeply integrated with leading LLM platforms — Amazon Nova, OpenAI, XiaoZhi AI and Gemini — giving developers flexible choices.

07

Multimodal Recognition

Combines voice and touchscreen interaction, and senses device posture changes through an IMU sensor for richer, more varied ways to engage.

Applications for AI Hardware Brands & Developers

Where this ESP32-S3 platform becomes your branded product

01

AI Toys & Character Companions

Give toys and character products a voice, personality and emotional responses powered by LLMs.

02

Smart Speakers & Voice Assistants

Upgrade smart speakers with wake-word detection, sound localization and conversational LLM responses.

03

Desktop AI Companions

Create desktop companions with expressive eyes, memory and natural two-way conversation.

04

Smart Home Control Hubs

Serve as a local control hub, connecting smart devices through MCP and Function Call for edge control.

AI Companion Robot OEM/ODM Customization

Videostrong delivers full-chain solutions — from product design to mass production

Industrial & Structural Design

Enclosure, mechanics and form factor tailored to your brand and product concept.

Firmware, Voice Persona & LLM Integration

Custom firmware, voice personas and LLM platform integration to match your use case.

UI, Enclosure & Feature Customization

Interface, enclosure colorway and feature set customized for your target market.

Prototyping, Testing & Mass Production

From working prototypes through validation and certification to volume delivery.

Build Your AI Companion Robot with Videostrong

14 years of OEM/ODM experience, products in 60+ countries. Tell us your product idea and get a free project assessment and quote.

Get a Free Project Quote



Frequently Asked Questions
Q: Which LLM platforms does the companion robot support?
A: It's deeply integrated with leading large language model platforms, including Amazon Nova, OpenAI, XiaoZhi AI, and Gemini, giving developers the flexibility to choose the service that fits their product.
Q: Is this a development kit or a finished product?
A: It's a developer-ready platform built on the ESP32-S3-WROOM-1 module. You get a solid on-device AI foundation to build complete voice-interaction experiences, and we support full OEM/ODM customization to turn it into your finished product.
Q: Does it support offline voice wake-up?
A: Yes. The dual-microphone array supports offline wake-word detection and sound-source localization, tracking direction accurately across a 180° range—no network required for wake-up.
Q: Can I customize the voice, appearance, and features?
A: Yes. It supports custom voice personas with switchable tones and styles, and as a full-service OEM/ODM partner, we customize the appearance, interface, and functions—from structural design to software integration.
Q: What connectivity and expansion interfaces are available?
A: It offers 2.4 GHz Wi-Fi and Bluetooth 5 (LE), a microSD slot (up to 32GB), USB-C for power and download, plus a magnetic connector and Pogo pins for functional expansion.
Q: Does it support smart-home and agent control?
A: Yes. With MCP protocol and Function Call support, it connects to local smart devices for remote control, task dispatch, and status feedback, serving as a local control hub within a smart-home system.
Q: What is the minimum order quantity (MOQ) for OEM/ODM orders?
A: MOQ varies by customization level and configuration. Share your project details with our team and we'll provide a tailored quote based on your target volume.
Product specification
  • Main Module

    ESP32-S3-WROOM-1-N16R16VA (16MB Flash + 16MB PSRAM)

  • Wireless

    2.4 GHz Wi-Fi and Bluetooth 5 (LE)

  • Display

    1.85" QSPI round touchscreen, 360×360 resolution

  • Audio

    Built-in 3W mono speaker; dual LMA3729T381-OY3S microphone array with offline wake-word detection and sound-source localization

  • Expandable Storage

    microSD card slot (up to 32GB)

  • Sensor

    BMI270 6-axis IMU for posture sensing

  • Interfaces

    USB-C (power/download), magnetic connector (expansion), Pogo pin

  • Power

    5V DC and 3.7V lithium battery (typical 700mAh), USB-C charging

  • Featured Functions

    Full-duplex voice interaction, multimodal recognition, LLM application support, rotating-base linkage

Ready to Turn Your Idea into Reality ?

Discuss your OEM/ODM requirements with our engineering team and get a customized AI solution.

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