Features:This product is made of high quality PCB material, strong and durable.Support 2.4G/5G two working frequency bands, users can freely choose according to the terminal equipment and the surrounding environment, effectively avoid wireless interference and network congestion, more stable, faster WiFi signal.Support for for Intel CPU, does not support for AMD CPU.Support for repeaters and wireless AP: plug in networked computers to build wireless WiFi, mobile phones and tablets can share computer networks, support multi-person sharing.With fuse, support motherboard fireproof, shield function is anti-jamming.Specifications:Material: PCBSize: Approx. 12*11*2cm/4.72*4.33*0.79inchInterface Type: PCI-EX1Support interface: PCI-EX1/X4/X8/X16Antenna: 3*2dBi ExternalRF Power: 20dBM(Max)Spread-spectrum technique: DSSS(direct sequence spread spectrum)Data modulation: OFDM/CCK/16-QAM/64-QAMTransmission rate: 450MbpsSystem Support: For Windows XP/8/8.1/10Package list:1 x Network Card3 x Antenna