WLE350NX 802.11n, 802.11a, 802.11g 3x3 (3T/3R) MIMO Atheros AR9580 Wireless Mini PCIe 2.4/5 Ghz Dual Band 450Mbps Maximum 20dBm output power(per chain)/ 25dBm(aggregate) Supports Spatial Multiplexing, cyclic-delay diversity (CDD), low-density parity check (LDPC), maximum ratio combining (MRC), space time block code (STBC) and Tx beamforming (TxBF) 3 x U.FL Antenna Connector