The bluetooth-compatible 4.0 makes the wireless transmission rate of this network card can reach up to 300Mbps.It allows the computer connecting to the internet through wireless way, which can bring convenience for your online activities.Made of high quality electronic components, this product can efficiently avoid from corrosion and abrasion, so it is lightweight and durable to use.The length of this product is 3cm, the width is 2.6cm.It is compatible for Lenovo V480/V480C/K29/K49/Y510P/U310/U410/B430/B490/B590, for ThinkPad and other models. And it is compatible for WIN7/8/10.Item Name: Wireless Network CardMaterial: Electronic ComponentColor: GreenModel: BCM943228Version: for Lenovo Special Edition FRU: 04W3763, 04W3764, 04W3834, 04W3835Wireless: 2.4G/300Mbps, 5G/300MbpsWireless Protocol: 802.11A/B/G/NBluetooth Version: 4.0Interface: Mini PCI-ESystem: for WIN7/8/10Features: bluetooth-compatible 4.0, 300Mbps, StableSize Details: 3cm x 2.6cm/1.18" x 1.02" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.This product is only compatible for Lenovo computers, other brands are not supported.Compatible Models: for V480 V480S V480Cfor K29 K49for Y510Pfor U310 U410for ThinkPad X131e X140efor ThinkPad Twist S230u S430 S431 S531for ThinkPad Edge E49 E130 E135 E145for ThinkPad Edge E330 E335for Thinkpad Edge E430 E430C E431 E435 E445for ThinkPad Edge E530 E531 E535 E545for ThinkPad T430ufor Lenovo B430 B490 B590Package Includes:1 x Wireless Network Card2 x Screws