LOVE&LIFE Micro USB Bluetooth CSR 4.0 Adapter Dongle Achieved with CSR8510-High Speed 3mbps Micro Wireless Receiver,Includes CSR Harmony CD Software.Compatible with Windows 8 / Windows 7 (32 and 64bit)/Me/ 2000 / 98 / Vista / XP For Laptop,Computer, Cell Phones,Stereo headphones ,speaker and other Bluetooth Enabled Devices (Semicircle Style)