Features: This product only supports adapters for Apple wireless network cards. This product is an adapter card, NOT a wireless network card, and does not come with a wireless network card. High quality, prevents short circuits from burning the motherboard or the network card, ensuring safe and worry-free use. The optional antennas are dual-frequency AC antennas, not ordinary antennas. Dual-band 2.4 & 5GHz, strong and stable, supports Gigabit high performance with antenna sets. Specifications: Item: WIFI Card Adapter Converter Antennas: 2PCS/3PCS/4PCS 2 Antenna Model: Supports the use of 2 antennas for Apple wireless network cards and supports Bluetooth-compatible dashboards with two options: full height and half height. You must leave a message or inform customer service about the half-height option; the default is to ship the full-height version. 3 Antenna Model: Supports the use of 3 antennas for Apple wireless network cards and supports Bluetooth-compatible dashboards with two options: full height and half height. You must leave a message or inform customer service about the half-height option; the default is to ship the full-height version. 4 Antenna Model: Supports 4 antennas for Apple wireless network cards, supports Bluetooth compatibility, only supports full high-end cards, does not support half height. Compatible Network Card: 2 Antenna Models: BCM943224PCIEBT2, BCM94360CS2 3 Antenna Models: BCM94331CSAX, BCM94360CSAX, BCM943602CS 4 Antenna Models: BCM94331CD, BCM94360CD, BCM943602CDP Note: Due to lighting effects and shooting angles, there may be some tolerances in the product, please understand. Please allow 0-1 cm error due to manual measurement. Package Includes: 1 x Adapter Card 1 x Baffle 1 Set of Antennas 1 x Bluetooth-compatible Cable 1 x Screw 1 x Cover