Thank you - looks interesting, but they don't write in the specs if it has an active fan or not, right? (e.g. I see in the pics that this random model has fans

Thank you - looks interesting, but they don't write in the specs if it has an active fan or not, right? (e.g. I see in the pics that this random model has fans https://mikrotik.com/product/crs328_4c_20s_4s_rm#fndtn-downloads https://mikrotik.com/product/crs328_4c_20s_4s_rm#fndtn-downl... but they're not mentioned in the specs)