Compatible with most of the door-entry phones produced by leading international manufacturers. Ideal in door-entry phone system replacements and repairs. Speech button on base unit, call volume adjustment and privacy function. Features a lock-release button and an extra button for additional services with an independent common wire.
Professional Access Control Service in NYC
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In the bustling city of New York, security is vital. Businesses rely on professional access control to protect assets and personnel. This article delves into