A. It is of good condition and has certain quality. B. It serves as both a 4G USB modem and a USB wireless router, allowing wireless access in 3G, 4G, and Wi-Fi networks. C. It is convenient to carry. The 4GDONG001 is easy to use and has a stylish appearance. D. It provides relatively high - speed internet access and is suitable for office and home environments. It can also be used with laptops, portable computers, ultra - small laptops, and mobile internet devices. E. Just insert a SIM card and it can function as a wireless router. The operation is simple and little setup is required. Specifications: A. Type: Network card B. Chip: Qualcomm 9600 C. Color: White D. Dimensions: 95x33 mm E. Material: Polystyrene (PS) F. Download speed: 100 Mbps G. Upload speed: 50 Mbps H. USB interface: Standard USB interface I. Frequency bands: B1, B3, FDD, 3G Package contents: A. One 4G LTE USB modem Precautions: A. Due to differences in lighting and screen display, the color of the product may show slight variations from the picture. B. Since the measurements are done manually, a tolerance of 1 - 3 cm is acceptable.