Features: brand new and high quality Allow desktop computer connect to wireless network at 150Mbps. for Windows10,Windows8.1,Wondows8,Windows7,for Windows XP(32/64bits) Improves reliability and performance of wireless network Provides high speed Wi-Fi connection for online gaming and H D video streaming It corresponds to the PCI - E terminal, works with PCI for express X1,X4,X8,X16 slot. It is a wifi adapter dedicated to the desktop personal computer.for Comply with 64/128 WEP, WPA/WPA2,WPA-PSK/WPA2-PSK(TKIP/for AES)security protocol. The WAE1542 with high speed 802.11 N Wi-Fi connectivity to a desktop computer through a PCI for Express (PCIe 1X)slot. With build in for Qualcomm Atheros chipset. Engineered dual 2dBi detachable external antennas. Specifications: Item Type: WAE1542 Support Interface: PCI-E X1 / X4 / X8 / X16 Antenna:2 x External 2dBi RF efficiency rate: 20 dBM(MAX) Transmission rate: 150Mbps Spread Spectrum Technology: DSSS (Direct Sequence Spread Spectrum) Data modulation: OFDM / CCK / 16-QAM/64-QAM Support System: Win XP / Win7 / Win8 / Win8.1 / Win10 Note: (1 inch = 25.4mm or 1mm = 0.0393 inch) 1. Please allow 0-2cm error due to manual measurement. Please make sure you do not mind before you bid. 2. The colors may have different as the difference display,please understand. Package includes: 1 PC x 1542 Wireless BT4.0 Network Card 2 PCS x 2dBi Antennas 1 PC x Bluetooth-compatible Transmission Line 1 PC x Screw 1 PC x Short Profile Bracket