The Atheros AR5B22 adapter is the single-chip, dual-band (2.4/5 GHz), 3-stream 11n solution with PCIe interface.Features: Support 802.11a/b/g/n up to 300MbpsCompatible for PCIE-X1, PCIE-X4, PCIE-X8, PCIE-X16 SoltSupport AMD and Intel Motherboard computerTWO 6dBi antenna configurations for improved range and performanceCompatible with Bluetooth 4.0