Fangrui Product Details 1. Ldw931 European Version B137820 4g Wifi Dongle Network Card Router Portable Wireless Hotspot 2. Features: 3. Stable Performance, 4g Wireless Portable Wifi 4. Suitable For Computerchargercar Chargerpower Bank 5. Simple Appearance, Three-network 4g, Usb Interface, Stable Signal, Strong Compatibility 6. Plug And Play, No Driver Installation Required 7. Professional Encryption, High Security 8. 4g High-speed Internet Access, The Download Speed Can Reach 2~6ms 9. Compact And Convenient, Smooth Design With Rounded Corners, Delicate And Light 10. Support 10 Wifi Users 11. One-key Restore To Factory Mode 12. Support Global Network, Fdd-lteumts 13. Multiple Languages (indonesian, Russian, Portuguese, Etc.) 14. Standard Usb 2.0 High Speed, Convenient For Usb Charging 15. Nano Sim, 4ff Sim 16. Specification: 17. Built-in 4g3g Antenna Gain: -1.5 Dbi 18. Wifi Antenna Gain: -1.0 Dbi 19. Wifi Antenna Sensitivity: 72m: -68dbm; 54m: -68dbm; 11m: -84dbm 20. Input Voltage: 5v1a, 21. Rated Power Consumption: Less Than 2w 22. Ambient Storage Temperature: -20 To 75 Degrees Celsius 23. Working Temperature: -10 To 45 Degrees Celsius 24. Support System 3264bit: Win2000 Win2003 Xp Vista, Win7 Win8 Win10linux 25. Download Rate: Up To 150mbps 26. Interface Type: Usb 27. Network Type: 4g 28. Network: 5v1a 29. Type: 3g4g 30. Standard: Fdd-lte 31. Dimensions: 88 X 28 X 12.3mm 32. Weight: 25g 33. Chip: Qualcomm 8916 34. Working Frequency: 35. Qualcomm Sub-version 4g B13540: Fdd85018002100mhz Tdd2300mhz (b13540) 36. European Version B137820: Fdd800180021002600mhz (b137820) 37. Us Version B2457: Fdd190017008502600mhz (b2b4b5b7) 38. 3-mode Version E, Fdd85018002100mhz (b1b3b5)