Eto ati iṣẹ ti tẹlifoonu pajawiri alaja ti o ga julọ

Special phone for alaja ilẹ: This emergency phone is used in tracks, subways, tunnels, etc. The shell is made of aluminum alloy and has a call button, which can prevent violence and external harsh environment. The product meets all European and British telephone standards, and has a waterproof rating of IP65-67. It has good stability in harsh environments.

Features of subway foonu pajawiri ： 1. Network: GSM Frequency: 850/900/1800/1900MHZ 2G, 3G, CDMA, WCDMA,

   Or IP TYPE

2. Incoming call ringing: through the built-in speaker; 3. Power supply mode: built-in rechargeable lithium battery 9V/14Ah, external solar panel: 12V/30W; 4. Limited time talk time: the length of time can be selected, this function can be selected; 5. Working environment: -30℃~+75℃; 6. Relative humidity: 10%-95%; 7. Built-in lithium battery standby: 21 days, can be extended to 42 days; 8. Standby talk time with built-in lithium battery: 56 hours, can be extended to 100 hours; 9. Failure report: The failure situation is automatically sent through the SMS platform. Such as: low power, card key, abnormal AC power supply, abnormal LED light; 10. External LED lighting, the phone is equipped with smart detectors to identify day and night, the daylight is automatically turned off, and the night LED lighting is automatically turned on; 11. You can choose to dial out after picking up the phone and pressing the speed dial key 3 to prevent children from calling by mistake.

Structure and performance of subway emergency telephone 1）Features：

1. With off-hook automatic dialing function; 2. The dial number can be set or modified arbitrarily according to needs; 3. It has all the functions of ordinary telephones; 4. High destructive resistance, high reliability, waterproof and moisture-proof; 5. Suitable for use in all unattended or manned environments;

2） Application examples

1. Used to call for help on the highway; 2. Used for making section calls on railway or subway; 3. Use for bank teller machines and city convenience stations to call complaint calls and repair calls; 3） Function introduction 1. Customer-specific service hotline; 2. Automatic dialing function. Lift the handset, no need to press a key, it will automatically dial you to the "Customer Service Center" after 3~5 seconds; 3. Manual shortcut function. You can select any button in the following menu according to your needs;

Ningbo Joiwo is specializied in industrial telephone for more than 15 years.

Ati pe a n ṣe iwadii tẹlifoonu iru tuntun ti o da lori tẹlifoonu ile-iṣẹ 3G/4G/5G. Awọn tẹlifoonu wọnyi le ṣee lo fun eefin, omi okun, epo, gaasi, ibi iduro, ọgbin kemikali, simenti, ẹlẹwọn tubu, ita gbangba ati bẹbẹ lọ.

 Sọ fun wa nipa kikọ ọpọlọpọ awọn eto tẹlifoonu tẹlifoonu rẹ.

Ningbo Joiwo Explosionproof  fifẹ kaabọ ibeere rẹ, pẹlu R&D alamọdaju ati awọn ọdun ti awọn onimọ-ẹrọ ti o ni iriri, a tun le ṣe deede ojutu wa lati pade awọn iwulo iṣowo rẹ pato.