Wiress Bluetooth Adapter, CSR4.0 Mini USB 2.0 3.0 Adapter Dongles

Scope of Application---For CSR original drive management software: For CSR Harmony drive management software is easy to use, powerful, and supports a variety of application extensions (For Microsoft OFFICE software) Multifunction---Ultra-low latency speed connection, intelligent sleep wake-up energy saving, 24-bit CRC check to resist interference, adaptive frequency hopping to reduce crosstalk Extensive Compatibility---Fully backward compatible with Bluetooth 2.0, Bluetooth 2.1, Bluetooth 3.0 specifications. Lightweight and ultra-mini & portable. USB2.0 interface is more versatile 3Mbps Transmission Rate---More stable transmission rate, providing high-speed file and audio data transmission CSR4.0---Adopt CSR8510 chip, which is in line with Bluetooth 4.0 technical specification and dual mode transmission. 20m transmission distance - Longer transmission distance (no barrier) with strong signal