802.11AC 1300Mbps 2.4GHz & 5.8GHz Wireless Network Card, Using Realtek RTL8812BU High-Performance Chip, Usb3.0 Interface, Wifi Transmission More Efficient And Energy-Saving. 11AC Dual-Band Wireless Usb Network Card Is Suitable For Wireless Connection Of Notebook Desktop PC And Other Devices, Which Can Convenient And Fast Wireless Internet Access. The Nic Supports Auto-Detection And Is To Adjust The Rate Automatically. Comply With IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11ac Standards; Wireless Transmission Rate: 2.4G Band Can Be Up To 400MBPS; The 5G Band Can Be As High As 867MBPS. Support WPA, WPA2 Advanced Security Mechanism, Support Tkip, , Encryption, Can Security For Wireless Network Connections. Share Wifi Freely, Practical Functions Product Model:6B17 Product Chip:(Chipset) Realtek 8812BU Internet Speed Support:2.4GHz--400Mpbs 5.8GHz--867Mpbs Network Mode (Frequency):Dual Band 2.4G + 5.8G Applicable System (OS):Windows Vista/XP/Win7/8/10/11, Linux OS, OS 10.9-10.15 Interface Type:USB 3.0 Chipset:Realtek 8812BU Antenna Type:2* 5dBi antenna Wireless Standards:IEEE 802.11n, IEEE 802.11g, IEEE 802.11b Frequency:2.412-2.484GHz/5.15-5.825GHz 5.8GHz 11ac: Up to 867Mbps(dynamic) Reception Sensitivity:11a: Up to 54Mbps(dynamic) 2.4GHz;11n: Up to 400Mbps(dynamic);11g: Up to 54Mbps(dynamic);11b: Up to 11Mbps(dynamic);11a 6Mbps:-88dBm;11a 54Mbps:-71dBm;11ac HT20:-65dBm;11ac HT40: -60dBm;11ac HT80:-56dBm;11b 11Mbps:-90dBm;11g 54Mbps: -73dBm;11n HT20:-71dBm;11n HT40:-68dBm; Wireless Modes:Ad-Hoc / Infrastructure mode Wireless Security:Support 64/128 bit , WPA-/WPA2-, 802.1x Modulation Technology:DBPSK, DQPSK, , OFDM, 16-QAM, 64-QAM System Requirements:/7/8/10/11, Linux, OS Environment: Operating Temperature: 0-40 (32-104) Storage Temperature:-40-70 (-40-158) Operating Humidity:10%-90% non-condensing Storage Humidity:5%-90% non-condensing Colour:Black Material:ABS+iron Size:8.1x6.8x3cm Package Contents: 1 * Network Card 1 * CD 1 * English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.