Pure Copper (instead of plastic) at the base 3 Pack of 2Dbi RP-SMA(Hole) Omni Directional B/G/N Band 2.4Ghz Antennas Wifi Signal Boosting Kit ASUS PCE-AC66 AC1750 RT-N16 RT-AC66U RT-N66U RT-N66R RT-AC66R D-Link N300 DIR-655 DIR-665 DGL-4500 DIR-835 TP-Link TL-WDR4300 TL-AC1750 TL-WR1043ND TL-WR2543ND TL-WR940N TL-WR941ND Buffalo WRZ-HP-G450H N450 Trendnet TEW-639GR TEW-692GR TEW-691GR Belkin F5D8231-4 N1 or any Other Router or Mini PCIE Card That Uses 3x RP-SMA Antennas