Features at a glance: - 4G WiFi router provides a wirele transmiion speed up to 5.8G 866Mbps for 5Ghz band- Produce a 2.4GHz WFi hotspot with a powerful 300 square meter WiFi coverage- Internet connection sharing reaches to 32 WiFi users- Internal dual-antenna, selectable 4G / 3G signal- A stylish and slim design to fit in perfectly with your home- With LED display, see the status easily Note:we all send the EU Plug,if you want US plug contact us Notes: This router is unlcoked. But different operators have different frequency bands in different countries. This version can work in most of Europe Asia Africa countries. 4G/LTE-FDD: B1/B3/B5/B7/B8/ B20 B28 (700 800 850/900/1800/2100Mhz 2600 ) 4G/LTE-TDD: B38/B39/B40/B41 (1900/2300/2500/2600MHz) 3G/WCDMA: B1/B5/B8 (2100/850/900MHz) LT260-2:Frequency bands:4G FDD(B1/B3/B5/B8), TDD(B38/B39/B40/B41), 3G WCDMA(B1/B5/B8)Applicable to most countries in Asia, such as Israel, South Korea, India, Kazakhstan, Sri Lanka, Thailand, Japan, Singapore, Indonesia, etc. LT260-3:Frequency bands:4G FDD(B1/B3/B5/B7/B8/B20 B28), TDD(B38/B39/B40/B41),3G WCDMA(B1/B5/B8)Applicable to Europe, Africa, Asia, all countries and regions, such as Ruia, Israel, South Korea, Spain, Brazil, Ukraine, France, Italy, Netherlands, India, Nigeria, Switzerland, Kazakhstan, Poland, Ghana, etc. Q & A Q: Can this device be connected to an external antenna?A: No, the antenna can not be removed and does not support acce to external antennas.Q: Does this router has a SIM card?A: This router has no SIM card, only a SIM card slot. Users need to use their own SIM card.Q: Does it support band locking? Like locking B1 or B3?A: Yes, users can log in to the background of the device to lock the frequency band. Note:the lan speed is only 4g 100mbps,in life can get 10-20mbps Support 2.4GHz &5GHz dual band, high speed, up to 32 Devices Simultaneously 2.4GHz up to 300Mbps, long distance transmit, fits multiple devices. 5.8GHz up to 866Mbps, fast transmiion speed, little interference, suitable for people with high network requirements at close range. Equipped with 6 high-gain antennas to make signal reception and transmiion more stable. Please notice:1.As we all know that have so many operator and frequncy in the world ,so please check the frequancy of the sim card Compared with our goods,if you do not know the frequncy ,please ask your operator first.2.If the frequncy is right ,but can not connnect automaticly,for this can enter the ip addre ,thensetting the APNof the sim(the info can consult operator)3.If signal is unstable, you can also manage the settings page,lock 4G or 3Gnetwork, can effectively improve the stability of the network. Our factory and certificate,you can trust us,thanks.