Guardian's SCR Series Compact Ringdown Telephones are designed for harsh environments with special communication needs, ensuring high quality communications under extreme working conditions. As soon as the receiver is lifted the SCR-11 or 41 automatically connects the caller to an assigned PBX location. [
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Guardian's SCT Series Steel Compact Phones are engineered to provide reliable communications in moderately harsh environments, providing dependable, high quality communications where standard phones are not suitable. Designed for use in industrial applications and ideal for noisy areas. [
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