Based on this product's specifications, here are some alternatives and similar models
Antenna DeLOCK 90417 N-type 8 dBi
Summary description:
The DeLOCK 90417 network antenna features an 8 dBi gain level and operates within the frequency band of 3.3 - 3.8 GHz. With an N-type connector and a height of 500 mm, this antenna is designed for optimal performance in various networking applications. Ideal for enhancing signal strength and coverage, it is packaged as a single unit for easy installation.