Frequency range: 2.4GHz - 5.8GHz Wireless transmission power: 20dBm (maximum EIRP) Modulation technology: OFDM/CCK/16-QAM/64-QAM Working mode: temporary/infrastructure Wireless security: 64/128-bit WEP, WPA/WPA2, WPA PSK/WPA2-PSK (TKIP/AES)<br><br>Type:Wireless Type:External Adapter socket:USB Application:Desktop Model:Network card Transmission rate:1300Mbps Interface type:USB Working frequency band:2.4G&5G Support protocol:IEEE 802.11b/g/n/ac Antenna:External SMA 2dBi Chipset:Realtek RTL8822BU Interface:USB3.0 high-speed interface Wireless speed:11n: up to 400Mbps, AC: up to 867Mbps Working temperature:-20℃-70℃ Storage temperature:-40℃-90℃ Operating humidity:5%-95% (non-condensing) Storage humidity:max.90% (non-condensing) Supported operating systems:for Windows XP/Vista/Linux/Win 7/Win 8/Win8.1/Win10/Mac OS Bare metal:20 grams Colour:Black Material:ABS Size:81.5x40.5x14.5mm/3.21x1.59x0.57 inches<br><br>Package Contents: 1 * Wireless network card<br><br>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.