★ Support 4G/3G network bands Frequency: LTE: B2/B3/B4/B5/B7/B12/B25/B28/B38/B40/B41(Work with AT&T、 T-mobile. ) (Not compatible with Verizon and Sprint） ★ Fast 4G LTE ：speeds up to 150 Mbps for downloads and 50 Mbps for uploads with 4G to 3G fallback support. ★ Easy to use: Insert a SIM card. The router will convert 4G into a wifi hotspot. For mobile phones, tablets or laptops. Connect the network cable. Your computer can go online directly. ★ Supports 32 devices: Up to 32 devices can be connected at the same time. Includes smartphones, tablets and laptops. 300 square meters Wi-Fi coverage. Suitable for multi-person use scenarios such as home and business meetings. ★ Good service support: We will provide technical support and guidance. If you are not satisfied with the product. You can exchange or return for free within 30 days.