Mingjiada Electronics supplies and recycles the Qualcomm AR1021X-BL3D—a dual-band 2×2 MIMO 802.11n USB Wi-Fi module based on the QCA1021X chipset
AR1021X-BL3D Overview
The AR1021X-BL3D is a high-performance dual-band Wi-Fi module launched by Qualcomm, designed based on the QCA1021X chipset. It supports the IEEE 802.11a/b/g/n standards and features a 2×2 MIMO dual-channel architecture with a USB 2.0 host interface. This module is optimized for applications such as wireless image transmission, drones, robots, and security surveillance. It offers dual-band operation at 2.4GHz and 5.8GHz, with a maximum transmission power of 26dBm, making it an ideal solution for long-range wireless communication.
AR1021X-BL3D Specifications
Manufacturer: Qualcomm Technologies
Chipset: QCA1021X
Wireless Standards: IEEE 802.11 a/b/g/n
MIMO Configuration: 2×2 MIMO dual-channel
Operating Bands: 2.4GHz ISM band / 5.0GHz ISM band (4.900GHz ~ 5.845GHz)
Channel Bandwidth: 20MHz / 40MHz
Data Rates: 802.11a: Up to 54Mbps; 802.11n HT20: 144.4 Mbps; 802.11n HT40: 300 Mbps
Host Interface: USB 2.0
Transmit Power: Standard Version: 16–25 dBm; High-Power Version: Up to 26 dBm
Operating Voltage: 5V Power Supply
Package Type: SMD Surface-Mount Package (The model suffix BL3D indicates a specific package version)
Module Dimensions: Approx. 31 × 20.5 mm (depending on specific package design)
Key Features of the AR1021X-BL3D
1. Dual-band, dual-channel architecture
2.4GHz/5.8GHz dual-band support: Flexible selection of operating bands to avoid interference and optimize transmission quality
2×2 MIMO technology: Dual transmit and dual receive, enhancing throughput and link reliability
802.11n HT40: 40 MHz channel bonding, theoretical data rate up to 300 Mbps
2. High-Power Long-Range Transmission
26 dBm high-power version: Specific models support up to 26 dBm (approx. 400 mW) transmit power, with a transmission range of up to 1 km
Integrated power amplifier: Built-in PA enhances transmit power and receive sensitivity
Antenna Diversity: Supports I-PEX antenna interface for connecting external high-gain antennas
3. USB Plug-and-Play
USB 2.0 Interface: Standard USB interface with strong compatibility and easy integration
Driver-Free Support: Drivers included in mainstream operating systems; compilation and loading of drivers may be required in some scenarios
Low-Power Design: Suitable for battery-powered mobile devices
Mingjiada Electronics Supply and Recycling Services
Supply Advantages
Brand-New and Genuine: Authentic Qualcomm original products
In-Stock Inventory: Long-term, stable supply of AR1021X-BL3D
Flexible Delivery: Supports orders ranging from samples (starting at 1 piece) to high-volume batches
Quick Response: Standard lead time of 1–2 weeks; expedited service available for urgent orders
Price Advantage: More competitive pricing for bulk purchases
High-Value Buyback Service
Long-Term Purchasing: High-value buyback of genuine, brand-new AR1021X-BL3D modules
Excess Inventory: Modules leftover from completed projects, inventory clearance, and EOL products
Various Forms: Accepts brand-new, refurbished, and board-mounted components
Quick Evaluation: Professional team provides rapid part identification and price assessment
Flexible Transactions: Supports cash settlement, inventory trade-ins, and other collaboration models
Mingjiada Electronics — Your Professional Partner for High-Tech AR1021X-BL3D Wi-Fi Module Supply and Recycling!
Whether you need to purchase AR1021X-BL3D modules for new product development or have inventory to liquidate, please contact Mingjiada Electronics for professional services!
Contact Information
Contact: Mr. Chen / Supply & Recycling Team
Mobile: +86 13410018555 / 86-755-83294757
Email: sales@hkmjd.com
Website: https://www.integrated-ic.com/
Address: Rooms 1239-1241, New Asia Guoli Building, Zhenzhong Road, Futian District, Shenzhen, Guangdong Province
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