There are 2 models optional, please choose suitable model before purchase: 1Dual Band 2.4G5.8GBT+WIFI 600M Network Card, Driver-Free for Win10Win11 22.4G BT+WIFI Network Card 150M Network Card,Need Driver Specification: Name: Dual-Band WiFi Bluetooth Adapter Chipset: RTL8821CU Interface Type: USB 2.0 Frequency range: 2.4GHz+5.8GHz Antenna gain: 2dBi Transmission Rate: 600Mbps 11N:150Mbps, 11AC:433Mbps Standards: IEEE 802.11AC, 802.11b, 802.11g, 802.11n Encryption: WEP Encryption, WPA-PSK, WPA2-PSK, WPA/WPA2 64/128bit Encryption. Support operating system: Win 7/Win8/Win 10/Win 11 operating systemDriver-Free for Win10Win11 Product List: USB Bluetooth Network Card*1 Compatible with most Bluetooth-enabled decices Does not work in car stereo systems or TVs Wireless WiFi Bluetooth Adapter 600Mbps USB WiFi Adapter Receive ReceiveTransmit receivewirelesssignals,600mbpshigh-speedtransmission Main chip: RTL8723 Supported Devices: WIFI:for Windows xp/7/8/8.1/10 Linux/MAC/OSX Bluetooth-compatible:Windows 7/8/8.1/10 Bluetooth-compatible instructions: Bluetooth-compatible version: V4.2 Transmission distance: 10 meters RF power: 10dBm maximum Antenna gain: 2dBi Transmission speed: 3M/S Operating current: 100mA-200mA BT+WIFI Current changes with operating mode Support operating system: for WIN 7/WIN8/10 operating system WIFI Description: Supported standards and protocols: IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, CSMA/CA with ACK Transmission speed: 150Mbps Frequency range: 2.4 to 2.4835 GHz Working channel: 1-14 Modulation method: 802.11 g/n: OFDM, 802.11b: CCK 11, 5.5Mbps, QPSK 2Mbps, BPSK 1Mbps Transmission rate: 802.11b: 11,5.5,2,1 Mbp 802.11g: 54,48,36,24,18,12,9,6 Mbp 802011n: up to 150Mbps Receiver sensitivity: 130M: -65dBm@10% PER 108M: -65dBm@10% PER 54M: -65dBm@10% PER 11M: -87dBm@8% PER; Transmission distance: up to 100 meters in the room and up to 200 meters in the outdoors depending on the environment RF power: 16dBm maximum Antenna gain: 2dBi Support operating system: Windows 2000/XP/Vista/WIN 7/WIN 8/10/MAC OS operating system Operating Environment: Operating Temperature: -20C to 45C Storage temperature: -40C to 70C Operating Humidity: 10% to 90% RH Non-condensing Storage Humidity: 5% to 90% RH Non-condensing