Features: Does not support PCI-E bus type minicard such as WiFi module; only supports USB bus interface of mini-cards such as 2G GSM, GPRS, 3G, CDMA, WLAN, WWLAN, HSPA modem, GPS, 4G, LTE, and mini-card to desktop PC. Easy installation and no driver required; however, ensure software drivers for your WWAN card are installed. Supports 6-pin and 8-pin SIM card connectors. No additional power required. Supports Plug and Play and hot-swapping. Compatible with various operating systems including Windows XP, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows CE, Linux, and iMac. Specifications: Material: Metal Color: Black Case Size: Approximately 89 x 45 x 18 mm (3.5 x 1.77 x 0.7 inches) Note: Please allow 1–3 cm variation due to manual measurement. Due to differences in display settings and lighting conditions, the actual product color may vary slightly from the images. Package Includes: 1 x PCI-E to USB Adapter 1 x USB Cable 2 x Antennas 1 x Screwdriver 2 x M2 Screws