M5Stack Cardputer-Adv with StampS3A ESP32-S3FN8 Mechanical Keyboard
📦 Location of the warehouse: China
Free Shipping from $50 in the US, $70 for non-continental US
- US Delivery Time: 2~7 Business days.
- Non-Continental US Delivery Time: 3~9 working days.
- Pre-Ordering: If an item is unavailable, you can pre-order it. We'll dispatch once stock is replenished, usually within 10 working days. Special pre-sale products will specify the expected arrival time in the description.
- Express Shipping: Need it faster? Contact us via email or through our live chat support, and we'll arrange expedited delivery for you.
M5Stack Cardputer-Adv with StampS3A ESP32-S3FN8 Mechanical Keyboard
🧠 Cardputer-Adv: Pocket-Sized ESP32-S3 Development Platform
The Cardputer-Adv transforms the development experience with its credit card-sized form factor 💳, featuring the powerful Stamp-S3A module (ESP32-S3FN8 based) at its core ⚙️. Interaction comes naturally through its 1.14" color display 🖥️ and tactile 56-key mechanical keyboard ⌨️, creating an all-in-one solution perfect for portable development projects and embedded system prototyping.
🔊 Premium Audio Capabilities Enhanced with the ES8311 audio codec, high-performance MEMS microphone, NS4150B amplifier, and built-in 1W speaker, this device delivers exceptional sound quality for multimedia applications 🎧. External audio connectivity through the 3.5mm headphone jack expands your options for immersive audio experiences 🎶.
🔋 Enhanced Power System Equipped with a substantial 1750mAh rechargeable battery and intelligent power management design, combined with a dedicated hardware power switch, ensures extended operational time between charges 🔌⚡.
📦 Rich Peripheral Integration Features the BMI270 6-axis IMU 🧭, IR transmitter 📡, microSD expansion 💾, plus versatile connectivity through both HY2.0-4P Grove port and EXT 2.54-14P expansion header—enabling seamless integration of sensors and additional hardware 🔧.
🧲 Ingenious Design Elements The device incorporates magnetic attachment points 🧲 and is fully LEGO-compatible, enabling creative mounting solutions and modular construction possibilities 🧱.
🚀 Perfect For:
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Quick project prototyping 🛠️
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Factory automation interfaces 🏭
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Home automation controllers 🏠
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Educational platforms for STEM 🎓
From IoT development to sensor evaluation and edge computing applications, the Cardputer-Adv combines performance, versatility, and portability in an elegant package 💡.
Features
🧠 High-Performance Computing Built around the ESP32-S3FN16 with 240MHz dual-core processing, providing exceptional computational capabilities for complex embedded applications and AI processing.
🖥️⌨️ Complete User Interface Combines a vibrant 1.14-inch LCD with a responsive 56-key mechanical keyboard, enabling standalone operation for programming, control interfaces, and system interaction.
🔊🎤 Complete Audio Ecosystem Features the high-fidelity ES8311 codec, clear high-SNR microphone, powerful NS4150B amplifier, and integrated 1W speaker. The 3.5mm audio port provides connectivity for external audio equipment.
🧭📡 Integrated Sensor Array Incorporates the precision BMI270 motion sensing and versatile infrared transmission capabilities for movement detection, orientation sensing, and remote control functions.
🔌 Flexible Expansion Options Includes Grove-compatible interface, comprehensive 14-pin expansion header, and microSD slot—facilitating easy connection of peripheral devices, sensors, and storage expansion.
🔋 Extended Operation Time Powered by a generous 1750mAh battery, with power-efficient design and convenient hardware power control for maximizing runtime between charges.
🧲🧱 Innovative Physical Design Features wallet-sized dimensions with magnetic mounting system and LEGO-compatible attachment points, enabling creative installation and modular construction options.
🏭 Dependable Performance Designed for 0–40°C operation with robust construction techniques, suitable for challenging environments and industrial applications.
💻 Development Flexibility Supports multiple programming environments including Arduino, ESP-IDF, MicroPython, and UIFlow, accommodating diverse development preferences and requirements.
📶 Comprehensive Connectivity Incorporates 2.4GHz Wi-Fi, Bluetooth 5.0, and IR communication, enabling versatile networking options for IoT projects and automation systems.
Difference Between Cardputer V1.1 and Cardputer Adv and Cardputer
| Product Comparison Item | Cardputer-Adv | Cardputer v1.1 | Cardputer |
|---|---|---|---|
| Core Module | Stamp-S3A | Stamp-S3A | Stamp-S3 |
| RGB LED Logic | Shares power with display backlight, optimized control logic | Shares power with display backlight, optimized control logic | Powered directly |
| Antenna Design | Optimized antenna design for better reception | Optimized antenna design for better reception | Standard antenna |
| Battery Capacity | 1750mAh | 120mAh + 1400mAh | 120mAh + 1400mAh |
| Audio Solution | ES8311 | NS4168 + SPM1423 | NS4168 + SPM1423 |
| Audio Port | 3.5mm audio jack | / | / |
| IMU | BMI270 | / | / |
| Keyboard IO Exp. | TCA8418RTWR | 74HC138 | 74HC138 |
| Expansion Ports | HY2.0-4P + EXT 2.54-14P | HY2.0-4P | HY2.0-4P |
| Lanyard Hole | Yes | No | No |
Applications
🚀 Practical Use Cases for Cardputer-Adv
🔧 Development Acceleration & Testing Perfect for developers needing to quickly iterate designs, test sensor interactions, or validate software concepts. The integrated display/keyboard combination enables field debugging, real-time code adjustment, and interface prototyping without additional equipment.
🏭 Manufacturing & Process Control Functions as a compact interface for industrial monitoring, equipment status visualization, and production line management. With expansive connectivity and processing capabilities, it excels at data collection, system automation, and maintenance diagnostics.
🏠 Intelligent Living Environments Serves as the hub for connected home ecosystems, handling environmental monitoring, climate regulation, and appliance control via infrared. Integrates seamlessly with popular platforms including Home Assistant, ESPHome, and custom automation frameworks.
🎓 Technical Learning Platform Creates an accessible environment for students exploring embedded programming, hardware interfacing, and graphical application development. Compatible with multiple programming languages and frameworks—ideal for educational laboratories, coding camps, and IoT coursework.
📡 Connected Systems Development With comprehensive Wi-Fi, Bluetooth, and IR capabilities, perfectly suited for creating networked device prototypes, distributed sensor arrays, and cloud-connected applications. Easily extends functionality with Grove modules or custom sensors for scalable, energy-efficient designs.
Specifications
| Specification | Parameter |
|---|---|
| SoC | ESP32‑S3FN8 @ Dual‑core Xtensa LX7, up to 240 MHz |
| Flash | 8 MB |
| External Storage | microSD |
| Display | ST7789V2 @ 1.14", 240 × 135 px |
| Keyboard | 56 keys (4 × 14) |
| Key Actuation | 160 gf |
| Expansion Ports | HY2.0‑4P + EXT 2.54‑14P |
| IR | 1× IR emitter |
| Audio Codec | ES8311 |
| Speaker | NS4150B amplifier + 8 Ω @ 1 W speaker |
| Microphone | MEMS microphone, SNR: 65 dB |
| IMU | BMI270 |
| Battery Capacity | 1750 mAh |
| Operating Temp. | 0 ~ 40 °C |
| Product Size | 84.0 × 54.0 × 19.6 mm |
| Product Weight | 81.0 g |
| Package Size | 145.7 × 95.0 × 20.7 mm |
| Gross Weight | 98.5 g |
Special Notes
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Download Mode: Switch power OFF, hold G0 button, power ON, then release to enter download mode.
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Speaker Auto‑Mute: Inserting a 3.5 mm headphone jack disables the speaker amplifier.
Schematics
Model Size
Softwares
Arduino
Esayloader
1. General Shipping Information
- We provide premium shipping methods with a tracking number for each order.
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Shipping address should be input in English without any special symbols to help the courier company recognize your address in the system. We will ship according to the shipping address you provided. Please notify us of any address change before your order is marked "Shipped" to avoid parcel loss.
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Please contact our customer service staff immediately if you need to cancel or change an order. Once your order has reached "Shipped" status, it can no longer be canceled or changed in any way. To avoid complications, please recheck your shopping cart before checkout.
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We can ship all in-stock orders within 1 business day as your order has been confirmed.
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All items are inspected before dispatch and are carefully hand-packed.
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With standard courier practice, you need to check the contents of the parcel before signing for your goods. Otherwise, we will not be held responsible for any damage that may have occurred in transit.
2. Shipping Options for Orders Inside U.S.
(For Products in the U.S. Warehouse, Shenzhen Warehouse)
2.1 Shipping options for an order value under $5 inside the U.S.
Shipping Options:
| Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
|
USPS Ground Advantage |
$9.99 Arrive in 3-7 Business Days |
$9.99 Arrive in 5-9 Business Days |
|
UPS Express |
$15.99 Arrive in 2-4 Business Days |
$19.99 Arrive in 3-7 Business Days |
2.2 Shipping options for an order value between $5 and $50 inside the U.S.
Shipping Options:
| Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
|
USPS Ground Advantage |
$5.99 Arrive in 3-7 Business Days |
$7.99 Arrive in 5-9 Business Days |
|
UPS Express |
$12.99 Arrive in 2-4 Business Days |
$15.99 Arrive in 3-7 Business Days |
2.3 Free shipping options for an order value of above $50 inside the U.S.:
| Free Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
|
USPS Ground Advantage |
Free above $50 | Free above $70 |
|
UPS Express |
+ $ 9.99 for Above $50 | + $ 12.99 for Above $50 |
Important Notice:
- Before placing your order, please check the inventory location on the product page to confirm the delivery timeframes.
- For products stored in the Shenzhen warehouse, we will ship them directly from Shenzhen, China.
- If you place an order for products from both the U.S. warehouse and the Shenzhen warehouse, we will ship your order separately: the products from the Shenzhen warehouse will be sent from Shenzhen, and the products from the U.S. warehouse will be sent from the U.S. warehouse.
3. International Warehouse
Our products are stored in both our U.S. and Shenzhen warehouses to provide more flexible logistics solutions tailored to different regions and customer needs. On each product's description page, we indicate the specific warehouse location to help you better plan your purchase and delivery schedule.
3.1 U.S. Warehouse
3.2 Chinese Warehouse
We will only arrange YunExpressexpress shipping from Shenzhen for orders with products in the Shenzhen warehouse worth more than €50. Orders directly shipped from our Shenzhen warehouse are handled by YunExpress. Given the complexities of international shipping, the estimated delivery time for these packages is around 10 business days, though this may vary slightly due to customs processes or other uncontrollable factors. Otherwise, the products will first be shipped from China to our U.S. warehouse and then shipped to the final destination.
4. Customs and Taxes
4.1 How are customs handled by OpenELAB for import or export?
We aim to minimize delays and ensure compliance, but OpenELAB does not guarantee exemption from U.S. customs charges.
4.2 Are U.S. sales taxes included when the Customer places an order?
If no sales tax is charged at the time of purchase, you may still be responsible for use tax according to your state’s tax laws. OpenELAB is committed to complying with the U.S. Supreme Court's decision in South Dakota v. Wayfair, Inc. and applicable local regulations.
4.3 Are there any other fees besides tax?
Please note that international shipments to the U.S. may occasionally incur customs clearance charges or carrier-imposed fees (e.g., by DHL, FedEx, or USPS). These charges are not controlled by OpenELAB and may vary based on the delivery carrier and U.S. import classification.
Effective Date: September 16th, 2025
At OpenELAB, we are committed to providing accurate product descriptions and delivering high-quality products. If you experience any issues with your purchase, please notify us within 30 days of the shipment date.
1. Warranty Disclaimer
Unless explicitly stated in a specific agreement or purchase order, OpenELAB makes no warranties—express or implied—regarding the fitness, suitability, or merchantability of any product for a particular purpose or special use.
2. Warranty Policy
Warranty Period
The standard warranty period for products sold by OpenELAB is 12 months from the date of delivery.
Under this warranty, OpenELAB will make a reasonable effort to repair or replace products free of charge if defects are due to issues with raw materials, design, or manufacturing.
If the defect qualifies under this policy but falls outside the covered scope, reasonable charges may apply for repair or replacement.
After the warranty period, support may still be available at a reasonable fee.
Warranty Exclusions
The warranty does not apply in the following cases:
- The product is beyond the 12-month warranty period.
- Damage due to misuse, improper maintenance or storage, or failure to follow the user guide or manual.
- Issues caused by Force Majeure events (e.g., natural disasters, war, legal changes, etc.).
- Unauthorized repair attempts by the customer.
- The product is not defective but has been opened and is non-returnable by policy.
3. Returns & Refunds
If you're not satisfied with your purchase, you may be eligible for a return or exchange:
- Return for Refund: Within 15 days of receipt (unopened).
- Return for Replacement: Within 30 days of receipt (damaged or defective).
- Exchange Window: Up to 30 days from receipt.
Please email us at info@openelab.com for a return authorization before sending anything back.
Return Conditions
- Items must be in original, clean, and mint condition with packaging intact.
- Returns of damaged, used, scratched, modified, or programmed items will not be accepted.
- Include the receipt, a brief note with your name, order number, and reason for return.
Shipping & Fees
- Customers are responsible for return shipping to our warehouses in the US.
- If a return is requested due to customer reasons (e.g., change of mind, incorrect order, etc.), both the original shipping cost and the return shipping cost will be deducted from the refund amount.
- For returns due to customer reasons, we will generate and provide a return shipping label.
Payment Platform Fees
For all refunds requested due to customer reasons, a standard service fee will be deducted from the refund amount, which is charged by the payment platforms. The specific fees are as follows:
Shopify Payments: 2.9% + $ 0.3
PayPal: 4.4%
