1Suitable for computers, laptops, Industrial PC or HTPC that with for Intel 945/ 965/ PM45/ GM45/ HM61/ 65 mainboard. 2Supports Bluetooth 4.0 standard, also compatible with Bluetooth 3.0/ 2.1/ 2.0. 32.4GHz + 5GHz dualband wireless technology ensures fast and stable signal. 4Up to 300 Mbps transmission rate, ensures fast network speed and wide coverage. 5For BROADCOM has a high degree of energy saving optimization, which generally fluctuates around 100M.