AC1750 Dual Band Wireless PCI Express Adapter, Broadcom , 3T3R, 1300Mbps at 5Ghz + 450Mbps at 2.4Ghz, 802.11 ac/a/b/g/n, 3 detachable antennas.
1 Year Company Warranty Contact TP-Link Customer Care Toll free number (1800-209-4168) Not Covered in Warranty Any Physical Damage & Adapters