Welcome to our store! Supports WCDMA: B1, B3, B5, B7, B8, B20, B38, 39, B40. Supported regions: Asia, Africa, Europe (Japan and America are not supported). Thoughtfully designed base with excellent heat dissipation, supporting multiple connected devices for easy 4G internet access. 150 Mbps download speed, allowing up to 10 WiFi devices to share your network and enjoy high-speed downloads. Long-lasting power supply with a built-in 2100mAh lithium battery. Intelligent security features for enhanced safety. Portable 4G router with full high-speed connectivity. Item Type: Wireless Router Material: ABS Product Model: For D921 Speed: 150 Mbps Memory Card: Up to 32GB compatible Supported SIM Card Type: Micro SIM (SIM card not included) Built-in Lithium Battery: 2100mAh Sharing: Up to 10 users WCDMA Support: B1, B3, B5, B7, B8, B20, B38, 39, B40 Supported Regions: Asia, Africa, Europe (Japan and America are not supported). Package Includes: 1 x User Manual 1 x Charging Cable 1 x 4G WiFi Router Customers are our top priority. If you encounter any product issues after receiving it, such as damage or incorrect quantity, please contact us immediately. We aim to provide the best after-sales service.