Details：
The phone has a built-in mobile phone card, and the user can hold the card and insert the card to dial. Support 13.56M radio frequency card, ID card, CPU card, IC card; support network lock, lock operator, encryption card function, prevent illegal card use.

Details：
It is specially designed for emergency help phones in van elevators, clean rooms of pharmaceutical factories, dust-free workshops and other places. This phone has features such as one-key automatic alarm, one-key cyclic dialing, and one-key automatic intercom.

Details：
Applicable to banks, securities companies, exhibition halls, tax bureaus, auditoriums, parks, scenic spots for help, people looking for large supermarkets, airports, stations, large dust-free workshops, safe city alarms and other unattended places.

Details：
This phone is compatible with most PABX , mainly used for voice communications in public work environment, and to achieve peer ( single) call in a public communications network or private network ;

Details：
1 This phone is compatible with most PABX , mainly used for voice communications in public work environment, and to achieve peer ( single) call in a public communications network or private network ; (2) The phone number comes with memory function , lift telephone handset ( off-hook ) can be automatically turned on a pre-set number (customer needs can be set to dial the number , the phone number is stored inside the keyboard can be set ) ; 3 Lift the telephone handset automatically switches the specified memory number ( can be set to be automatically dial the number according to the instructions ) ;

Details：
Zinc alloy-16 bit-four sets of custom blank keys on the right