Question about Huawei B535-232a

The difference between the Huawei B535-232 and B535-232a models lies mainly in the designation, with the "a" in the model number often referring to a specific variant or revision. However, the technical specifications of both models are very similar, as both are considered CAT7-capable 4G routers and offer similar functions such as dual-band WiFi and Gigabit Ethernet ports.