Ai-Thinker BW20-07S WIFI+BLE Module
📦 Location of the warehouse: München
🚚 We will ship your order within 24 hours after the order is taken.
- Pre-Ordering: If an item is unavailable, you can pre-order it. We'll dispatch once stock is replenished, usually within 10 working days.
- Express Shipping: Need it faster? Contact us via email or through our live chat support, and we'll arrange expedited delivery for you.
Free Shipping from 30€ in Germany, 50€ in the EU!
- EU Countries Delivery Time: 4~8 working days.
- Other Countries Delivery Time: 2~2.5 weeks.
Free shipping for you
Free Shipping from 30€ in Germany, 50€ in the EU!
Trustpilot rating: 4/5
Thank you for your support - rate us on Trustpilot!
Ai-Thinker BW20-07S WIFI+BLE Module
BW20-07S is a dual-band Wi-Fi + BLE SOC module based on RTL8711 series chips, which support dual-band (2.4 GHz or 5GHz) 802.11a/b/g/n WLAN protocol and Bluetooth 5.0 protocol. The BW20-07S integrates a dual-core MCU, an ARM V8.1(Cortex-M4F compatible) high-performance MCU with a maximum frequency of 330 MHz; an
ARM V8M (Cortex-M0 compatible) low-power MCU.
The BW20-078 module has rich peripheral interfaces, including UARI/ GPIO / ADC/PWM/
IIC / SPI / SDIO / IR / SWD / USB etc. It can be widely used in the Internet of Things (IoT),
mobile devices, wearable electronic devices, smart homes, and other fields.
Product Details
Product Parameter
| Parameter | Details |
|---|---|
| Model | BW20-07S |
| Package | SMD-23 |
| Size | 17163.2(±0.2)MM |
| Antenna | IPEX connector (4th generation) |
| Frequency range | 2400 - 2483.5MHz or 5180 - 5825MHz |
| Operating temperature | -40 °C - 85 °C |
| Storage temperature | -40 °C - 125 °C, <90%RH |
| Power supply | Voltage supply 3.0V - 3.6V, typical value 3.3V, Current supply≥500mA |
| Support interface | UART/GPIO/ADC/PWM/IIC/SPI/SDIO/IR/SWD/USB |
| Available IO | Default 17 |
| UART rate | Default 115200bps |
| Bluetooth | BLE 5.0 |
| SPI flash | Default 4MByte, Max support 16MByte |
Characteristic
- Support for the 802.11a/b/g/n protocol
- Support for dual-frequency 2.4GHz or 5GHz
- Supports the HT 20 / HT 40 mode
- Support for Bluetooth 5.0
- Support for BLE Long-Range
- The Bluetooth supports a high-power mode LE data length extension
- Support for link layer privacy
- Support for the hardware encryption engine
- Integrated dual-core MCU, up to 330 MHz
- Abundant interfaces, with 17 flexible IO ports
- Wi-Fi and Bluetooth share the same antenna
- Support secondary development, support programming in Linux environments
Effective Date: March 27, 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 60 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.
- Refunds may be subject to additional shipping fees unless the return is due to our error.
- A flat €8 shipping fee will be deducted for returned items that originally qualified for free shipping.
Payment Platform Fees
For refunds processed through third-party platforms such as PayPal or Braintree, a standard 3.5% service fee may be deducted to cover payment processing costs.
