... , multi-functional and 5 in 1 outdoor waterproof optical network base. It combines CATV optical receiver, EoC master module (max. 4), ONU, ... ; 3. Reserve data business for future, pre-deploy ONB4200 optical node part, and expand data part in the future Feature ... signal; 7. Support port output level monitoring; 8. Precise monitor optical receive power; 9. Support 60V AC monitoring and other voltage ...