[Offer to Sell] Embedded elevator emergency telephone SPQ-S-MT6 |
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| No dial emergency telephone are widely used in elevators, residential areas, schools, stations, subway and other local call emergency call, the stainless steel material with good waterproof explosion-proof performance, embedded installation. Characteristics: 1, can be stored in a group of speed dial numbers, terminal customers through the keyboard can store / delete 2, a group of switch signal output 3, the calling party hang up, the machine automatically hang up 4, extension 1 built-in speakers, can broadcast 5, incoming calls can be automatically answer |
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