... , hotel, restaurant, office building, school, bank, library, computer house and storehouse etc. * Technical specification 1) Operating voltage: DC 12V(network ... ) Sensitivity: I or II or III level 10) Alarm output: sound & flash alarm (independence type), RF signal 315MHz or 433RHz(wireless type ... Welcome! we can print customer's artwork and logo MDC-0306 Wireless Smoke Alarm (Using in S-MDC-0210, S-MDC ...