Frequency: 2.4GHz / 5.8GHz || Big PCB Size: Length 3.74in, Width 0.54in | High Gain 8dBi Omni-Directional internal Antennas | Use for Mini PCIe Card(Cannot be used for M.2/NGFF interface.) | 2 x Cables of 50cm length | Compatible with Mini PCIe interface: 3160, 7260, 6235, QCA6174, MC7700, AR5B22, DW1510, RTL8188CE, 633ANHMW, 4965AGN, QCA9005, 8260HMW, BCM94313HMGB, BCM94322HM8L Card etc.