Features: Brand new and high quality. The AR9380 is a single-chip dual-band (2.4Ghz/5 GHz), 3-stream 11n solution with a PCIe interface. It utilizes groundbreaking Signal Sustain Technology 3 (SST3) to boost Rate-over-Range (RoR) performance. SST3 is a suite of advanced technologies and features supported by 802.11n, including LDPC and TxBF. The result is a ~+100% speed increase out of range at short distances, ~+50% at medium distances, and ~+25% at long distances. Enables laptops and other computing platforms to run longer on a single battery while delivering more than 300 Mbps throughput when used in 3x3 mode. Specifications: Material: Plastic Model: AR5BXB112 Transmission Rate: 450Mbps Interface: Mini PCI-E Full size Stream: 3X3 Note: 1. Please allow 1-2 cm error due to manual measurement; ensure you don't mind before ordering. 2. Due to differences between monitors, the picture may not reflect the actual color of the item. Package Includes: 1x Wireless Card