USB Bluetooth-compatible 4.0 Adapter Dongle CSR 4.0 Wireless Music Audio Receiver for Windows 10 8 PC _x005f_x000D_ Feature: _x005f_x000D_ Mini USB Bluetooth-compatible 4.0 adapter with high speed up to 3Mbps. _x005f_x000D_ Simple pairing, good anti-jamming features, no need to download driver. _x005f_x000D_ Bluetooth-compatible low energy Radio USB Dongle. _x005f_x000D_ Dual-mode Bluetooth-compatible transfer. _x005f_x000D_ Low-power selectable 1.2 to 3.6 VI/O. _x005f_x000D_ Supports Bluetooth-compatible voice data. _x005f_x000D_ Supports multi languages _x005f_x000D_ _x005f_x000D_ Specification: _x005f_x000D_ Type: Bluetooth-compatible Adapter _x005f_x000D_ Material: Metal, plastic _x005f_x000D_ Quantity: 1 piece _x005f_x000D_ Color: black (as shown) _x005f_x000D_ Version: CSR4.0+EDR _x005f_x000D_ Operation System: for Windows XP/7/Vista/2000 driver-free, a driver is required for Windows 8 _x005f_x000D_ Interface: USB compliance _x005f_x000D_ Rate: 3Mbps _x005f_x000D_ Receiving distance: Up to 20m _x005f_x000D_ Packing size: 132*102*20mm/5.20*4.01*0.79" _x005f_x000D_ Weight: 16g _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. _x005f_x000D_ 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 X USB Bluetooth-compatible Adapter Mini USB Bluetooth-compatible 4.0 adapter with high speed up to 3Mbps. Simple pairing, good anti-jamming features, no need to download driver. Bluetooth-compatible low energy Radio USB Dongle. Dual-mode Bluetooth-compatible transfer. Low-power selectable 1.2 to 3.6 VI/O.