Supports 4G+ speeds up to 300 Mbps download and 50 Mbps upload (Cat6), making it capable of handling HD streaming and video conferencing. Technical Review Summary Connectivity
Recommended for users needing FDD Band 1 + 3 support and manual band locking . huawei b612233 firmware hot
Discussions on enthusiast forums like 4PDA highlight specific firmware versions as the most stable or performance-optimized : Supports 4G+ speeds up to 300 Mbps download