KOON TECHNOLOGY GSM telephones

Sound level: 70, 60 dB

... microphone. 7. Handset with industrial strong armored cord . 8. Phone integrity wiring to enable the telephone system to check if the telephone unit is still Operational.(If PABX have this available we can provide ...

... 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 supply: ...

... auto ring off if time exceeded. (Optional) 10．The telephone has passed the certificate of ISO9000(2000) 11．Built-in CCTV camera will open/close automatically when telephone on/OFF. 12．Blue ...

Sound level: 80 dB - 90 dB

... Highway call box GSM KNZD-09A The Weatherproof phone will be designed to work on Railway, metro, tunnel, etc. Housed in robust aluminium die case with pring loaded door, it will offer protection against the outdoor environment, vandals ...

Sound level: 70 dB - 90 dB

... Highway telephone KNZD-09A The highway telephone is an emergency telephone specially set up beside the highway, which is specially designed to respond to calls from relevant staff when an accident ...

Sound level: 70 dB - 90 dB

... Highway emergency telephone use in the highway, specially dealing with remote road location, not be able to use wireless communication equipment and set up an emergency call.The emergency telephone has a stable communications, ...

Sound level: 80 dB - 90 dB

... ideal telephone for use in wet or corrosive atmospheres. Autodial telephone,handset emergency telephone, handfree emergency telephone, handset free emergency telephone, Auto ...

Sound level: 80 dB - 90 dB

... KNZD-27 Inmate phone prison telephone Analogue, VoIP and GSM version for option. Red, Blue, Black, Yellow colors are available customization. DESCRIPTION 1. Cold-roll steel body, vandal & tamper-resistant hardware, ...

Sound level: 60, 70 dB

... ：KNZD-27 size：280X210X60(mm) material：Cold-roll steel sheets inmate phone KNZD-27 Inmate phone the family telephone management monitoring system for prison inmates phone affection develop professional monitoring system, ...

Sound level: 80 dB

... inmate calling solutions for buyer and supply the prison telephone and the whole system. AS inmate phone service providers we are ready for help for 7*24 online service. INTRODUCTION AUTO-DIAL TELEPHONE SYSTEM Characteristics: ...