Fireproof telephones

Sound level: 80 dB

... the product has an automatic gain function, and the voice does not vary with distance or telephone quantity. 5. Volume adjusted of the amplifier. 6. Telephone circuits within the integrated circuit ...

Sound level: 80 dB

... of the call system, the product has an automatic gain function, and the voice does not vary with distance or telephone quantity. 5.Telephone circuits within the integrated circuit using internationally ...

Sound level: 80 dB

Indoor or outdoor emergency device for bank telephone-JWAT203 Model： JWAT203 Protection Class： IP54 Dimensions： 210 × 300 × 65 Material： Cold Rolled Steel Color： Orange(Customizable) Communication Mode： Analogue Product ...

Sound level: 80 dB

Indoor or outdoor emergency device for bank telephone-JWAT203 Model： JWAT203 Protection Class： IP54 Dimensions： 210 × 300 × 65 Material： Cold Rolled Steel Color： Orange(Customizable) Communication Mode： Analogue Product ...

Sound level: 60, 70 dB

... ex-proof telephone Types of protection: II 2G Ex db ib IIB T5 Gb -20℃ to 55℃ DTMF dialling MTBF:100000hours Built-in 8ohm 0.5W Telephone line power supply DC 24V-48V Sound level of ringing:over 70dB(A) ...

Sound level: 60, 90 dB

... Explosion-proof telephone explosion-proof telephone was ATEX certified, specially developed for flammable and explosive place such as coal, commonly used in factories and mines of H a level 2 ...

Sound level: 60, 100 dB

... KNEX6 Explosion proof telephones Explosion proof telephones work as atex equipment made of GRP by die casting. The atex explosion proof telephone is rugged and durable. KNTECH ...

Sound level: 60, 100 dB

... -20℃ to 55℃ VoIP SIP2.0 telephone Call Control Signaling:VOIP SIP Info(DTMF), RFC 2833(DTMF) With built-in amplifier and with external speaker 15-30W With flash light Sound level of ringing:over 100dB Explosion proof ...

... during telephone conversation, at this time the siren stop sounding but still lighting and flashing. When finish call, press blue button again, the siren will continue sounding untill replacement. Fire Alarm Feature Power ...

Sound level: 120 dB

Flameproof telephone KNZD-46 The flameproof telephone uses metal materials to make metal appearance, and has the function of fire rapid alarm.Flameproof telephones have the characteristics ...

Sound level: 80 dB

This Water Proof Telephone with Flashing Beacon is fully contained within a corrosion and vandal resistant cast aluminium weatherproof case with a pivoted door providing complete protection against dust and moisture ingress, ...

Sound level: 80 dB

The JR100 series Tunnel telephones are fully contained within a corrosion resistant cast aluminium weatherproof case and cold rolled steel faceplate with a door providing complete protection against dust and moisture ...

Sound level: 80 dB

... immersed in water under defined conditions of pressure and time (up to 1 meter (3 ft 3 in) of submersion). As a weatherproof telephone, it is fully contained within a corrosion resistant cast aluminium weatherproof ...

Sound level: 80 dB

... : that is not affected by weather; that protects the telephone from wind, rain and other adverse weather conditions Metal Bodied Weather and Vandal Resistant Telephone As a weatherproof telephone, ...

Sound level: 80 dB

JR103-CB VoIP Industrial Telephone WIFI SIP Phone is fully contained within a corrosion resistant cast aluminium weatherproof case with a door providing complete protection against dust and moisture ingress. The inner ...

Sound level: 80 dB

... IP67: No ingress of dust; complete protection against contact (dust-tight). Trackside VoIP telephone/Emergency Roadside Telephones As a weatherproof telephone, it is fully contained ...

Sound level: 80 dB

... : No ingress of dust; complete protection against contact (dust-tight). Heavy Duty VoIP Telephone/Outdoor Industrial Telephones As a weatherproof telephone, it is fully contained ...

Sound level: 85 dB

... Weatherproof: that is not affected by weather; that protects the telephone from wind, rain and other adverse weather conditions Heavy Duty Telephone/Emergency Telephones As a weatherproof ...

Sound level: 80 dB

This Rugged Prison SIP Telephone is designed to meet the needs of client who experience loss through vandalism. Housed in stainless steel box and manufactured to a high standard, these telephones offer ...

Sound level: 80 dB - 90 dB

Vandal Resistant Visitation Telephone/Prison Telephone This Telephone is housed in robust steel box and manufactured to a high standard, it is offer increased resistance to vandalism, ...