Pair of Host Extension Internal Telephone Wireless Voice Intercom Call for Building Office Maximum Operating Temperature 150 °F

Maximum Operating Temperature  150 °F

and corrugations

low-battery detection to automatically re-dock and recharge

Good for flat simple curves

Pair of Host Extension Internal Telephone Wireless Voice Intercom Call for Building Office Maximum Operating Temperature 150 °FPair 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.