Sierra Gobi5000 EM7355 LTE/EVDO/HSPA+ 42Mbps NGFF Card 4G Module for Lenovo Thinkpad T431s T440 T440s T440p T540P W540 X240 FRU 04W3801 HP and other computer not, only for the Lenovo Thinkpad Category: 4G Module Interface:ngff Compatible with Operating Systems Microsoft Windows 8.1 32-bit, 64-bit Microsoft Windows 8 32-bit, 64-bit Microsoft Windows 7 32-bit, 64-bit Product Compatibility(only): Lenovo ThinkPad L440 L540 Lenovo ThinkPad T431s, T440, T440s, T440p ThinkPad T540P ThinkPad W540 Lenovo ThinkPad X240 X240S Lenovo New ThinkPad X1 Carbon Gen 2 (Machine types: 20A7, 20A8) Brand Name: gobi5000