1. Check Compatibility Before Purchase: We urge you to verify the compatibility of the 4G CPE router with local frequencies before purchase. You can check this at the link: Please contact customer service about download or installation information before placing order. 2. Local Country Frequency Bands: It's crucial to understand which frequency bands are used in your country if you use 4G WIFI router. To ascertain this information, please refer to: Please contact customer service about download or installation information before placing order. 3. Local Carrier Frequency Bands: Ensuring wireless modem compatibility with your local carrier's frequency bands is another important step. For more details, you can visit: Please contact customer service about download or installation information before placing order. 4.Color Variation: Depending on the lighting and the way the list is viewed, colors of wireless internet router may vary slightly, It does not affect the use of. We thank you for your understanding and interest. Enjoy your shopping! Type:Wireless Supported frequency bands: FDD band B1/3/8 TDD band B38/39/40/41 3G band 1 Ethernet:3*Lan, 1*Wan Power consumption input power:12V/1A Maximum power consumption:Less than 2.5W WiFi standard protocol:802.11b/g/n, maximum speed:300Mbps WiFi frequency:2400MHz-2483.5MHz MINO FOR WIFI:5dbi Operating temperature:0℃ to 55℃ Working humidity:10%-90%RH Storage temperature:-25℃ to 55℃ Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on./EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC110V/AC220V Colour:Black Material:Plastic Size:220x165x45mm/8.66x6.5x1.77inch Package Contents: 1 * 4G LTE WIFI Router 1 * Power Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement