Pair of Host Extension Internal Telephone Wireless Voice Intercom Call for Building Office The filter is designed with

The filter is designed with built-in mesh screens to prevent black flecks in your water

Includes a modesty panel for easy wire access and concealment

000 BTUs heat and a heat range up to 15'

and corrugations

but not recommended to exceed 3

Pair of Host Extension Internal Telephone Wireless Voice Intercom Call for Building Office The filter is designed withPair of Host Extension Internal Telephone Wireless Voice Intercom Call for Building Office AC100V240V Condition: 100% brand newItem Type: Wireless intercom Material: ABS plasticColor: As pictures shownMachine Classification: Host extensionDigital Screen Display: Caller ID functionHost Interconnection: Up to 100 units by pressing the ID key to call each otherHost + Multiple Extensions: Up to 100 interconnected extensions can call the host with one key.