Fangrui Product Details 1. 4g Wifi Dongle Usb Plug-in Router Mobile Hotspot 2. Usb Port Power Supply, Provide Wifi Hotspot Anywhere And Anytime 3. Unlimited Speed 4g Network For High-speed Internet Access, Work In Most Areas With 4g Coverage, No Working Problems 4. Slim And Compact, Easy To Carry, Comfortable Hand Feeling, A Good Travelling Companion 5. Support Multi-sim Card Switching At Will, You Can Use Any Compatible Sim Card (micro Sim), Very Convenient 6. Enjoy Wifi Anytime And Anywhere, Travelling, Working, Partying, Live Broadcasting, Watching Videosprogrammes, Meet Your Daily Needs 7. Compatible With All Wifi Receiving Devices, Support Up To 10 Devices To Connect At The Same Time 8. Security Protection, Prevent Cracking, Can Modify Wifi Password, Become A Wifi Expert 9. Connect To The Desktop Via Usb Port, Immediately Access The Internet, No Need To Repeat The Operation 10. Suitable For Multiple Devices, Where There Is Power There Is Wifi, As Long As The Device Has Wifi Function, It Can Work 11. Simple Design, Slide Open The Back Case And Insert The Sim Card 12. Frequency Bands: 13. - Asian Version: 4g-lte B13540 14. - Eurasian Version: 4g-lte B137820 15. Size: About 9 X 3 X 1cm