Features: new and high quality Update to 900Mbps, 802.11abgn technology, stable and faster signal performance. Faster speeds, greater ranges and more reliability. Dual-mode bluetooth-compatible 4.0 connects to the low-energy Bluetooth-compatible product, as well as your familiar devices, such as headsets, keyboards, mouse and more. Low power consumption and high performance, enhanced wireless security, no driver needed. Light in weight, small in size, convenient for you to store and manage, will not take up too much space. Specifications: Material:Plastic Bluetooth-compatible:4.0 Model: BCM94331CD Interface:PCIE X1 X6 Frequancy Band:2.4Ghz/5Ghz Speed:2.4G-450Mbps, 5G-450Mbps; Network Standard:802.11ABGN Package Includes: 1x Wireless Card note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.