Lan Transmission Rate: EthernetApplication: LaptopWi-Fi Supported Frequency: 2.4G & 5GModel Number: BCM943228Interface Type: Mini PCI-ExpressKind: InternalColor: white + greenMaterial: ABSAdapter Socket: Mini PCI-EApplicable Network Type: Fast EthernetType: Wirelessdescription:BIOS: For Type: Wi-Fi 802.11b / g / n (2.4 + 5 GHZ) up to 300 MbpsBluetooth: 2.1, 2.1 + EDR, 3.0, 3.0 + , 4.0Condition: brand newCompatible with:E130 E135 E330 E335 E530 E535 E430 E435 S430 B430 S230U T430U X131EPackage Contents:2 x Network Card4 x ScrewOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.