1、Utilizes 8011ac standard and is backward compatible with 8011b/g/n. 2、Dual band technology (5GHz 433Mbps / 4GHz 150Mbps) connections for internet calls, lag-free online gaming, HD video streaming, TV shows. 3、Strong anti-interference ability enables better connections to more wireless networking. 4、Supports WPA/WPA2/WEP/801X/WMM Encryption Standards, keeps your network safe. 5、Compatible with Windows XP/Vista/7/8/10, Linux 6X; Mac OS X systems and so on. Description: This mini wireless 802.11ac wifi adapter can get you a faster wifi connection and extended wifi range. 5GHz at 433Mbps is perfect for HD video streaming and gaming, while 2.4GHz at 150Mbps is enough for web surfing and online chatting. It uses the advanced wireless encryption for a safer connection. Enjoy the convenience this wireless network adapter offers. Features: Utilizes 802.11ac standard and is backward compatible with 802.11b/g/n. Dual band technology (5GHz 433Mbps / 2.4GHz 150Mbps) connections for internet calls, lag-free online gaming, HD video streaming, TV shows. Strong anti-interference ability enables better connections to more wireless networking. Supports WPA/WPA2/WEP/ 802.1X/WMM Encryption Standards, keeps your network safe. Compatible with Windows XP/Vista/7/8/10, Linux 2.6X; Mac OS X systems and so on. Specifications: Color: Black Material: Plastic Main Chip: RTL8811 AU Interface: USB 2.0 Antenna: Built-in Antenna Transmission Range: Max. 100m Indoor (Depends on the environments.) Working Frequency: 2.412~2484GHz / 5.15~ 5.825GHz (Depends on the countries.) Transmitting Power: 802.11b (CCK) 11Mbps: 18+/-1dBm                                   802.11g (OFDM) 54Mbps: 15+/-1dBm                                   802.11n (OFDM) 54Mbps: 15+/-1dBm                                   802.11ac (AC80) MCS9: 12+/-2dBm EVM: 11b  11Mbps:＜-15db           11g  54Mbps:＜-27db           11ac  MCS9: ＜-30db Receiving Sensitivity: 802.11b: -76+/-1dBm; 802.11g: -65+/-1dBm                                     802.11n (HT20), -70+/-1dBm; 802.11n (HT40), -65+/-1dBm                                    AC80-MCS9: -55+/-1dBm Wireless Transmission Speed: 11b: Max 11Mbps,11g: Max 54Mbps, 11n: Max 150Mbps, AC: Max 433Mbps Voltage/Current Range: 5 VDC±5%VDC / <220mA (Max) Power Consumption: TX+RX: 220mA (Max)                                   TX: 220mA (Max)                                   RX: 180mA (Max) Operating System: Windows XP/Vista/7/8/10, Linux 2.6X; Mac OS X Encryption Standard: WPA/WPA2/WEP/ 802.1X/WMM Size: Approx. 28 * 15 * 7 mm / 1.1 * 0.6 * 0.3 in Package Weight: About 33g Package List: 1 * USB Wireless Network Adapter (Other items in the pictures are not included.)