High performance chip The Bluetooth USB 5.0 adapter allows the computer to have a Bluetooth communication function. Support dual-mode, very low power consumption. Mini Size: Extremely small and compact, easy to carry in pockets and bags, and can be used anytime, anywhere. Bluetooth 5.0 version: Compared with Bluetooth 4.0, Bluetooth 5.0 has faster transmission rate, wider range, high energy and low consumption. Compatibility: — Windows 7/8/8.1/10 — Bluetooth 2.1/3.0/4.0/4.2 — This Receiver Transmitter Adapter can widely be used on your computer, laptop, keyboard, home stereo system, headset, smartphone, Mp3 player, CD player, etc Warm Tip: Not applicable for Mac OS, Linux, TV, Car Stereo Device Characteristics • Range: Open transmission at 10-20 M • Rate: 3Mbps • Can work with 7 devices at the same time Realtek 8761B Dual-Mode transmission 24K gold plating, anti-oxidation