Feature:1. Uses the dual band, and the band is 2.4GHz and 5GHz respectively, and the wireless rate is up to 867Mbps.2. Supports 802.11a / b / g / n / ac, and this card is a dualband and BT twoinone wireless card.3. Has a wide range of compatibility, and supports for Windows 7 / Windows 8 / Windows 10 / Linux systems.4. Made of highquality materials, and the wireless card is strong, durable and has a long service life.5. Plug and play, only need to connect to the interface in the computer, no driver is required.Specification:Item Type: Wireless CardModel: QCNFA344A (For DELL OEM / DW1820)Interface: NGFF (keyA/E)Frequency Band: 2.4/5GHzNetwork Standard: 802.11acMaximum Speed: 867MbpsBT: 4.1.Package List:1 xWireless CardNote:Not suitable for LENOVO/HP laptop