... Transmit and Two Receive path (1T1R)MIMO technology with stronger signal penetration strength, wider wireless coverage, providing ... with long and short preambleOFDM with BPSK, QPSK, 16QAM, and 64QAM modulation. Convolutional Coding Rate: 1/2, 2/3, 3/4, and 5 ... ~ 90%, non condensationStorage Humidity5%~95% non-condensingDimensions Mini Wireless USB LAN CARD With High Performance(WMM,fluence voice)