Feature: 1. Plug and Play: This 300Mbps wireless network card supports plug and play on Windows operating systems, eliminating the need for CD drivers or searching for drivers online. 2. Perfect Solution for Computers without Optical Drives: With the majority of modern computers lacking optical drives, this driver-free wireless network card provides a seamless solution for accessing content without the need for CD reading. 3. Instant WiFi Sharing: Without the need for a router or access point, simply insert the network card into an internet-connected computer, laptop, smartphone, or tablet to instantly share WiFi. Enjoy enhanced entertainment experiences such as streaming movies, videos, music, gaming, and online shopping with ease and freedom. 4. Driver-Free Installation: The network card offers hassle-free installation with intelligent one-click driver installation, eliminating the complexities of manual setup. 5. Dual Working Modes: AP WiFi Transmitter and Client WiFi Receiver. Switch between AP mode for transmitting WiFi signals or client mode for receiving WiFi signals, providing flexibility for different usage scenarios. Specification: Product color: black Product material: ABS material+silver USB head Antenna type: 5dBi omnidirectional antenna Network speed support: 300Mbps Network mode: 2.4GHz Applicable system: Windows Vista/XP/Win7/8/10/11 driver free, plug and play WiFi standards: IEEE802.11b, IEEE802.11g, IEEE802.11n Transmission rate: 11b: 1/2/5.5/11Mbps 11g: 6/9/12/18/24/36/48/54Mbps 11n: Up to 300Mbps Usage environment: Working temperature: 0 ~40 Storage temperature: -40 ~70 Humidity: 10%~90% RH without condensation