ORICO USB Bluetooth 4.0 Adapter (BTA-403)

Instantly equip your desktop computer or laptop with wireless connectivity using the ultra-compact ORICO USB Bluetooth 4.0 Adapter (BTA-403). This premium nano dongle brings seamless, high-speed Bluetooth communication to systems lacking built-in wireless hardware. Engineered with a top-tier CSR (Cambridge Silicon Radio) controller, it provides stable, energy-efficient, and lag-free connections. Whether you want to stream high-fidelity audio to your wireless headphones, connect a Bluetooth gaming controller, or link wireless keyboards, mice, and printers, this plug-and-play adapter handles your data with exceptional reliability.

Key Features

• Advanced Bluetooth 4.0 Technology: Leverages Bluetooth 4.0 specifications along with Low Energy (BLE) technology to maximize data throughput while minimizing power consumption on host laptops.
• Premium CSR Microchip: Driven by an industry-standard CSR8510 original processor, ensuring robust algorithm stability, quick device pairing, and excellent anti-interference performance.
• 20-Meter Long Range Transmission: Built-in internal antenna design supports strong, reliable wireless signals up to a distance of 20 meters ($65\text{ feet}$) in open space environments.
• Ultra-Slim Nano Design: The thumb-sized, micro form factor allows you to leave the adapter plugged into your laptop's USB port indefinitely without blocking adjacent ports or risking physical snags during travel.
• Intelligent Backward Compatibility: Smoothly pairs with older Bluetooth standards including versions 2.0, 2.1, and 3.0 accessories alongside current-generation devices.

Technical Specifications