Ai-Thinker VC-02 module


Out of stock

Approx Restocking Date: 25 to 30 Days
SKU: 1292588
  1. Module: VC-02 module
  2. Brand: Ai-Thinker
  3. Power Supply: 5V
  4. Current: 500mA
  5. SPI: 2 MB (Bild in)
  6. IO: 10


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Brand: Ai-Thinker
Category: Ai Thinker ESP Modules

Ai-Thinker VC-02 module

VC-02 is a low-cost pure offline speech recognition module Ai-Thinker Technology. The module uses the voice chip US516P6 launched by Unisound and continuously optimizes and innovates algorithms in speech recognition technology. The offline recognition algorithm and chip architecture are deeply integrated to provide customers with ultra-low-cost offline speech recognition solutions. It can be widely and quickly applied to smart homes, all kinds of smart small household appliances, 86 boxes, toys, lamps, and other products that need voice control.

The US516P6 chip uses a 32-bit RSIC architecture core and incorporates a DSP instruction set specifically for signal processing and speech recognition, an FPU arithmetic unit that supports floating-point operations, and an FFT accelerator.
VC-02 supports offline identification of 150 local instructions, an RTOS lightweight system, rich peripheral interfaces, and simple and friendly custom tools.


  1. Small in size
  2. Low power consumptions
  3. high efficient working
  4. low-cost
  5. Longer life

Packages Includes: 

1 x Ai-Thinker VC-02 module

SKU: 1292588 Category:
Length (mm):


Width (mm):


Height (mm):


Operating Temperature (°C)

-40 to 85

Storage Environment(℃)

-40 to 125

Power Supply(V)

Supply Voltage 3.6 to 5




Default 115200 bps

SPI Flash

2MB (built-in)

Shipping Weight 0.004 kg
Shipping Dimensions 7 × 5 × 1 cm
1 Month Warranty

This item is covered with a standard warranty of 1 month from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China