Skip to main content
Home / Development Boards & Control Boards / ASR-PRO Voice Recognition Module AI Offline Voice Development Board Tianwen Learning Module Serial One-Click Download

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Main Chipset ASR-PRO AI Processor
Communication Interface UART / TTL Serial
Operating Voltage 5V DC
Recognition Mode Offline Speech Recognition
Supported Languages English, Mandarin Chinese
Flash Memory 16MB SPI Flash
Operating Temperature -20°C to 70°C
Board Dimensions 50mm x 30mm x 10mm
Net Weight 15 grams
Package Includes 1x Board, 1x Pin Header, 1x USB Cable

5 reviews

A

Anonymous

Apr 09, 2026

Rating: 5/5

Perfect for my thesis

Offline capability saves latency which was crucial for my project. Very happy with the purchase and performance.

A

Anonymous

Mar 19, 2026

Rating: 4/5

Good value for money

Stable performance. Wish it had WiFi built-in but understood it's offline focused. Great for specific voice control tasks.

A

Anonymous

Mar 02, 2026

Rating: 5/5

Fast response time

Recognizes commands quickly even with some background noise. Integration with my microcontroller was straightforward.

A

Anonymous

Feb 04, 2026

Rating: 5/5

Great for IoT projects

Works exactly as described. The UART flashing is super convenient and saves a lot of time during development.

A

Anonymous

Jan 30, 2026

Rating: 4/5

Solid board, minor learning curve

Good recognition accuracy. Documentation could be more detailed for beginners but overall a robust piece of hardware.

5 FAQ

Q: What is the power consumption?

A: Typical consumption is around 50mA during active recognition mode.

Q: Can I train custom voice commands?

A: Yes, the Tianwen module allows custom command training via the PC configuration tool.

Q: Does it come with a microphone?

A: No, you need to connect an external microphone module to the audio input pins.

Q: Is this compatible with Arduino?

A: Yes, it communicates via UART which works well with Arduino Uno and Mega boards.

Q: Is the configuration software free?

A: Yes, the configuration software and necessary drivers are available for free download on our website.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
Multi-Color Detachable Water Bucket Stand - Office Purified Water Dispenser Holder (Inverted)

Multi-Color Detachable Water Bucket Stand - Office Purified Water Dispenser Holder (Inverted)

$60.95

Oil-Based Original Strong Fast-Drying Adhesive for Metal, Plastic, Rubber, Ceramics, and Wood, Multi-Purpose Transparent Glue (Not 502)

Oil-Based Original Strong Fast-Drying Adhesive for Metal, Plastic, Rubber, Ceramics, and Wood, Multi-Purpose Transparent Glue (Not 502)

$21.60

Jay Chou - Feng BROTHER_CHAO Piano Accompaniment Sheet Music

Jay Chou - Feng BROTHER_CHAO Piano Accompaniment Sheet Music

$50.00

Toplip Automatic Retractable Air Hose Reel, Water Drum, High-Pressure Foam Drum for Pneumatic Tools and Auto Repair

Toplip Automatic Retractable Air Hose Reel, Water Drum, High-Pressure Foam Drum for Pneumatic Tools and Auto Repair

$118.00

500L Yogurt Production Line - Stand-Up Pouch Filling Machine with Complete Dairy Processing Equipment and Fermentation Tank

500L Yogurt Production Line - Stand-Up Pouch Filling Machine with Complete Dairy Processing Equipment and Fermentation Tank

$13,720.00

5A Grade Uruguay Natural Deep Purple Amethyst Loose Beads DIY Crystal Accessories Amethyst Loose Round Beads Semi-Finished

5A Grade Uruguay Natural Deep Purple Amethyst Loose Beads DIY Crystal Accessories Amethyst Loose Round Beads Semi-Finished

$1.20

Car Vacuum Cleaner - High Suction, Compact, Silent, and High-Power

Car Vacuum Cleaner - High Suction, Compact, Silent, and High-Power

$68.89

Fifty Seven-Character Quatrains in Wang Xizhi's Running Script Calligraphy

Fifty Seven-Character Quatrains in Wang Xizhi's Running Script Calligraphy

$67.00

Food-Grade Square Retainer Storage Case for Orthodontic Aligners and Dentures

Food-Grade Square Retainer Storage Case for Orthodontic Aligners and Dentures

$6.72

365-Day Electric Guitarist Training Plan by Toshiro Miyako – Rock Electric Guitar Chinese Tutorial

365-Day Electric Guitarist Training Plan by Toshiro Miyako – Rock Electric Guitar Chinese Tutorial

$53.00

Portable Invisible Aligner Case - Compact Breathable Box for Orthodontic Retainers, Dentures, and Cleaning Storage

Portable Invisible Aligner Case - Compact Breathable Box for Orthodontic Retainers, Dentures, and Cleaning Storage

$18.80

Makeup Room Shelf Triangle Bathroom Corner Storage Rack No-Drill Wall-Mounted Vanity Organizer

Makeup Room Shelf Triangle Bathroom Corner Storage Rack No-Drill Wall-Mounted Vanity Organizer

$23.82

Stainless Steel Sink Organizer for Sponges and Steel Wool - Drill-Free Dishwashing Pad Rack with Drainage

Stainless Steel Sink Organizer for Sponges and Steel Wool - Drill-Free Dishwashing Pad Rack with Drainage

$9.50

Monet Detail Watercolor Brush Set - Goat Hair Liner, Round Wolf Hair, Flat Oil Painting and Gouache Brushes

Monet Detail Watercolor Brush Set - Goat Hair Liner, Round Wolf Hair, Flat Oil Painting and Gouache Brushes

$76.00

365-Day Electric Guitarist Development Plan Beginner Introductory Electric Guitar Textbook Self-Study Tutorial Basic Skills Practice

365-Day Electric Guitarist Development Plan Beginner Introductory Electric Guitar Textbook Self-Study Tutorial Basic Skills Practice

$28.90

Over-Toilet Storage Rack for Bathroom - Multi-Functional No-Drill Organizer

Over-Toilet Storage Rack for Bathroom - Multi-Functional No-Drill Organizer

$14.70

Wuxi 3D Five-Axis CNC High-Pressure Waterjet Cutting Machine for Metal, Glass, and Stone Inlay Patterns

Wuxi 3D Five-Axis CNC High-Pressure Waterjet Cutting Machine for Metal, Glass, and Stone Inlay Patterns

$431,980.00

Zodiac Dragon & Snake Rattle Toy for Babies, Sheepskin Drum Head, Solid Wood, Non-Toxic, Chewable, Sensory Grasping Toy for 6+ Months

Zodiac Dragon & Snake Rattle Toy for Babies, Sheepskin Drum Head, Solid Wood, Non-Toxic, Chewable, Sensory Grasping Toy for 6+ Months

$14.80

Menghu Custom Plush Squeaky Keychain with Custom Voice - DIY Anime Comic Fabric Mini Pillow Charm

Menghu Custom Plush Squeaky Keychain with Custom Voice - DIY Anime Comic Fabric Mini Pillow Charm

$12.80

Hell Jazz Drumming: Ultimate Drum Skill Training Institute - Complete Rock Drum Kit Manual and Tutorial for Drummers

Hell Jazz Drumming: Ultimate Drum Skill Training Institute - Complete Rock Drum Kit Manual and Tutorial for Drummers

$58.00

Custom Calligraphy Felt Mat for Chinese Painting and Brush Writing – Wool Felt Desk Pad or Wall Mat for Four Treasures of the Study

Custom Calligraphy Felt Mat for Chinese Painting and Brush Writing – Wool Felt Desk Pad or Wall Mat for Four Treasures of the Study

$9,022.00

Mini Watercolor Paint Notebook – Compact, Portable, Thickened Sketchbook for Markers, Ideal for Students and Casual Drawing

Mini Watercolor Paint Notebook – Compact, Portable, Thickened Sketchbook for Markers, Ideal for Students and Casual Drawing

$7.58

Manufacturer Sales 35-Piece Automotive Repair Tool Set, 1/2" Pneumatic Socket Set, Extended Impact Sockets

Manufacturer Sales 35-Piece Automotive Repair Tool Set, 1/2" Pneumatic Socket Set, Extended Impact Sockets

$165.00

Portable Invisible Aligner Case for Invisalign and Children's Orthodontic Retainers

Portable Invisible Aligner Case for Invisalign and Children's Orthodontic Retainers

$12.50

Paper Blending Stumps Set for Art Highlighting and Sketching, Professional Smudging Tools for Fine Arts Students

Paper Blending Stumps Set for Art Highlighting and Sketching, Professional Smudging Tools for Fine Arts Students

$2.65

Sketch Blending Stump and Knife Set - Art Supplies Including Paper Stumps, Makeup Sponges, Highlight Detail Tools, Charcoal Wipers, and Scraper Kit

Sketch Blending Stump and Knife Set - Art Supplies Including Paper Stumps, Makeup Sponges, Highlight Detail Tools, Charcoal Wipers, and Scraper Kit

$4.08

New Children's Potty Training Seat for Boys and Girls

New Children's Potty Training Seat for Boys and Girls

$28.00

FRP Spray Purification Tower for Thermal Power Plant Exhaust Gas Treatment - Desulfurization, Denitrification, Acid Mist Scrubber, FRP Chimney

FRP Spray Purification Tower for Thermal Power Plant Exhaust Gas Treatment - Desulfurization, Denitrification, Acid Mist Scrubber, FRP Chimney

$680.00

Handmade Natural Gourd Cute Smiley Face Rattle Baby Soothing Toy Safe for Chewing No Paint

Handmade Natural Gourd Cute Smiley Face Rattle Baby Soothing Toy Safe for Chewing No Paint

$32.30

Baby Wooden Rattle Toy - Chewable Traditional Goat Skin Shaker for Newborn Boys and Girls

Baby Wooden Rattle Toy - Chewable Traditional Goat Skin Shaker for Newborn Boys and Girls

$9.80