M5Stack Cardputer-Adv with StampS3A ESP32-S3FN8 Mechanical Keyboard (Pre-sale, Back in 2-3 Weeks)
M5Stack Cardputer-Adv with StampS3A ESP32-S3FN8 Mechanical Keyboard (Pre-sale, Back in 2-3 Weeks)
Shipping & Delivery Information
🚚 In-Stock Items: Orders for in-stock products are shipped within 24 hours after the order is placed.
📦 Pre-order Items: If a product is marked as "Pre-order", it means it is currently out of stock. We'll dispatch your order once we have restocked, usually within 10 working days. For special pre-sale items, the expected arrival date will be noted in the product description.
✈️ Express Shipping: Need your order urgently? Please contact us via email or live chat, and we’ll help arrange express delivery for you.
🧠 Cardputer-Adv – Compact, Programmable ESP32-S3 Computer
The Cardputer-Adv is a credit card-sized 💳 programmable computer, powered by the Stamp-S3A core module (based on ESP32-S3FN8) ⚙️. It features a 1.14" LCD display 🖥️ and a 56-key minimalist mechanical keyboard ⌨️, offering intuitive interaction and smooth input for embedded development and prototyping.
🔊 High-Quality Audio System Equipped with the ES8311 audio codec, MEMS microphone (high SNR), NS4150B amplifier, and a 1W speaker, it delivers crisp audio input/output 🎧🔈. A 3.5mm audio jack lets you connect external headphones or speakers for enhanced sound experience 🎶.
🔋 Long-Lasting Battery & Power Management Powered by a 1750mAh lithium battery, combined with low-power design and an independent hardware switch, it ensures extended usage without frequent charging 🔌⚡.
📦 Built-In Sensors & Expansion Interfaces Includes a BMI270 6-axis motion sensor 🧭, infrared emitter 📡, microSD card slot 💾, and versatile connectivity via HY2.0-4P Grove port and EXT 2.54-14P expansion bus—perfect for sensor integration and peripheral control 🔧.
🧲 Modular Base Design The base features magnetic attachment 🧲 and is LEGO-compatible, making it ideal for creative mounting and modular builds 🧱.
🚀 Ideal For:
-
Quick implementation project 🛠️
-
Industrial control systems 🏭
-
Smart home automation 🏠
-
STEM education & maker projects 🎓
Whether you're building an IoT hub, testing sensors, or developing edge AI applications, Cardputer-Adv delivers power, flexibility, and portability in one sleek package 💡.
Features
🧠 Dual-Core ESP32-S3 Performance Powered by the ESP32-S3FN16 processor with a blazing 240MHz clock speed, perfect for demanding embedded applications and edge computing tasks.
🖥️⌨️ Integrated Display & Input Features a 1.14-inch LCD screen and a 56-key minimalist mechanical keyboard, enabling full standalone operation for coding, control, and interaction.
🔊🎤 Professional Audio System Includes an ES8311 audio codec, high-SNR MEMS microphone, NS4150B amplifier, and a 1W speaker for crisp audio input/output. Also supports 3.5mm headphone jack for external audio devices.
🧭📡 Rich Sensor Suite Built-in BMI270 6-axis motion sensor and infrared emitter allow for motion detection, gesture control, and environmental interaction.
🔌 Multiple Expansion Options Supports HY2.0-4P Grove interface, 14P EXT expansion bus, and microSD card slot—ideal for connecting sensors, modules, and storage.
🔋 Long Battery Life Equipped with a 1750mAh lithium battery, optimized for low power consumption and paired with an independent power switch for extended runtime.
🧲🧱 Compact Card Design Credit card-sized form factor with magnetic base and LEGO-compatible mounting holes, perfect for modular builds and creative setups.
🏭 Industrial Grade Reliability Operates reliably in 0–40°C environments with robust construction, suitable for industrial control and field deployment.
💻 Multi-Platform Support Compatible with Arduino IDE, ESP-IDF, MicroPython, and UIFlow, offering flexible development across platforms.
📶 Wireless Connectivity Supports Wi-Fi 2.4GHz, Bluetooth 5.0, and infrared communication, enabling seamless wireless integration for IoT and automation projects.
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
🚀 Versatile Applications for Cardputer-Adv
🔧 Rapid Prototyping & Functional Verification Ideal for engineers and makers who need to quickly test ideas, validate hardware logic, or iterate embedded workflows. The compact form factor and integrated display/keyboard make it perfect for on-the-go debugging, firmware testing, and UI simulation.
🏭 Industrial Control & Automation Deploy as a lightweight HMI or edge controller in factory automation, sensor monitoring, or machine status dashboards. With GPIO expansion and wireless connectivity, it supports real-time data acquisition, process control, and remote diagnostics.
🏠 Home Automation & Smart Devices Use it as a central node or interface for smart home systems, including temperature tracking, air quality monitoring, and infrared remote control. Seamlessly integrates with Home Assistant, ESPHome, or custom MQTT setups.
🎓 Embedded Systems Education A hands-on platform for students and educators to explore microcontroller programming, sensor integration, and no-code UI design. Supports Arduino, MicroPython, and ESP-IDF—perfect for STEM labs, workshops, and IoT curriculum.
📡 Wireless Communication & IoT Projects Equipped with Wi-Fi, Bluetooth 5.0, and IR, it’s ready for IoT prototyping, wireless sensor networks, and cloud-connected devices. Combine with Grove modules or external sensors to build scalable, low-power solutions.
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
-
Download Mode: Switch power OFF, hold G0 button, power ON, then release to enter download mode.
-
Speaker Auto‑Mute: Inserting a 3.5 mm headphone jack disables the speaker amplifier.
Schematics
Model Size
Softwares
Arduino
Esayloader
- 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.
1. General Shipping Information
- We provide premium shipping methods with a tracking number for each order.
-
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.
-
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.
-
We can ship all in-stock orders within 1 business day as your order has been confirmed.
-
All items are inspected before dispatch and are carefully hand-packed.
-
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 Germany, EU* countries and US
(For Products in Munich Warehouse, Long Beach Warehouse)
2.1 Orders with a value not exceeding €5:
Shipping Options:
| Shipping Options | Germany | EU* |
|---|---|---|
|
Deutsche Post |
€6 Arrive in 3-4 Business Days |
€15 Arrive in 5-9 Business Days |
| Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
|
USPS Ground Advantage |
€7.95 Arrive in 3-7 Business Days |
€8.95 Arrive in 5-9 Business Days |
|
UPS Express |
€13.95 Arrive in 2-4 Business Days |
€17.95 Arrive in 3-7 Business Days |
2.2 Shipping options for an order value between €5 and €30 inside Germany, €5 and €50 inside the EU, or €5 and €45 in the U.S.:*
Shipping Options:
| Shipping Options | Germany | EU* |
|---|---|---|
|
Deutsche Post |
€3.5 Arrive in 3-4 Business Days |
€6 Arrive in 5-9 Business Days |
|
DHL Paket |
€6 Arrive in 2-3 Business Days |
€15 Arrive in 3-7 Business Days |
|
DHL Express |
€14 Arrive in 1-2 Business Day |
€65 Arrive in 2-3 Business Days |
| Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
|
USPS Ground Advantage |
€4.95 Arrive in 3-7 Business Days |
€6.95 Arrive in 5-9 Business Days |
|
UPS Express |
€11.95 Arrive in 2-4 Business Days |
€13.95 Arrive in 3-7 Business Days |
2.3 Free shipping options for an order value of above €30 inside Germany, €50 inside the EU* or €45 in US :
| Free Shipping Options | Germany | EU* |
|---|---|---|
|
Deutsche Post |
Free Above €30 | Free Above €50 |
|
DHL Paket |
+ €2 for Above €30 / Free Above €60 | + €8 for Above €50 / Free Above €80 |
|
DHL Express |
+ €10 for Above €30 | + €60 for Above €50 |
| Free Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
|
USPS Ground Advantage |
Free above €45 | Free above €60 |
|
UPS Express |
+ € 8.95 for Above €45 | + € 11.95 for Above €45 |
-
Certain EU Countries are not included in our EU Zone definition: United Kingdom (excluding Ireland), Switzerland, Liechtenstein, Vatican City, Albania, Belarus, Norway, Ukraine, and Iceland. For the above countries, the International Shipping Rule applies.
- The regions in the Non-Continental U.S. include: Alaska, American Samoa, Guam, Hawaii, the Marshall Islands, the Northern Mariana Islands, Palau, Puerto Rico, the U.S. Virgin Islands, the Armed Forces of America, the Armed Forces in Europe, the Armed Forces in the Pacific, and the U.S. outlying islands. The shipping and delivery to these areas are subject to the Non-Continental U.S. shipping rules.
2.4 Shipping Options for International Countries:
(via Deutsche Post or YunExpress)
| Order Amount | International |
|---|---|
| €0 - €15 | €8 |
| €15 - €30 | €7 |
| €30 - €50 | €6 |
| €50 and above | €4 |
Important Notice:
- Please verify the inventory location on the product page before placing your order to confirm delivery timeframes.
- For products in the Shenzhen warehouse, we will typically first ship the products from the Shenzhen warehouse to our Munich warehouse or Long Beach warehouse, which will take around 1.5 weeks. After we receive the shipment in Munich/ Long Beach, we will send the items to you. We will only arrange YunExpress shipping from Shenzhen for orders with products in the Shenzhen warehouse worth more than €50.
- If you place an order with products from both Munich and Shenzhen warehouses, we will first ship the products in the Munich warehouse, and then send the remaining products to you when we receive them from Shenzhen.
3. International Warehouse
3.1 German Warehouse
3.2 US Warehouse
3.3 Chinese Warehouse
4. Customs and Taxes
4.1 How are customs handled by OpenELAB for import or export?
4.2 How is VAT charged when the Customer places an order from OpenELAB?
4.3 What kind of fee will be charged except VAT?
Effective Date: August 7, 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.io 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 Europe, the US, or China.
- 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: 1.8% + €0.3
PayPal: 4.4%
