Cruxtec Bluetooth 5.3 Nano USB Adapter - Ultra-Compact Design
Features
Cruxtec Bluetooth 5.3 Nano USB Adapter
Advanced Bluetooth 5.3, backward compatible with Bluetooth 4.0/4.1/4.2/5.0/5.1/5.2.
- Seamless Connectivity: Designed to provide Bluetooth support for Windows PCs and laptops.
- OS Support: Fully compatible with Windows 11/10/8/7.
- Premium Quality: Gold-plated USB connector ensures maximum durability and a stable connection.
- Wide Compatibility: Connects effortlessly to smartphones, tablets, speakers, headsets, mice, and keyboards.
- Enhanced Data Rate (EDR): Supports data transfer speeds up to 3Mbps.
- Efficient & Reliable: Supports Bluetooth Low Energy (BLE) and 24-bit CRC for reduced interference and power consumption.
Ultra-Compact Design
Mini size allows you to leave it on laptop or PC without blocking surrounding USB ports.

Bluetooth 5.3 + Backward Compatible
Advanced Bluetooth 5.3+BR/EDR, backwards compatible 4.2, 4.1, 4.0.

Plug and Play
Plug and Play for Windows 7/8/10/11.
Specifications
Technical Specifications
| Product Type | Nano USB Bluetooth Adapter |
|---|---|
| Brand | Cruxtec |
| MPN | BUA-53A-BK |
| Interface | USB Type-A |
| Bluetooth Protocol | 5.3 |
| Power Efficiency | Supports Bluetooth Low Energy (BLE) |
| Design | Ultra-compact nano size |
| Chipset | REALTEK RTL8761BW |
| OS Support | Windows 11 / 10 / 8 / 7 |
| Device Compatibility | Smartphones, tablets, speakers, headsets, mice, keyboards |
| Note | This product requires the official Realtek driver to be installed on Windows 7. |
| Brand | Cruxtec |
|---|---|
| Product Type | Networking |
| Weight | 0.01 kg |
| Warranty |
|---|
Note:
Warranty period is as stated above unless the manufacturer has chosen to specify a longer period.
All warranties are return to base unless otherwise specified.
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return


