Security Apartment Wireless Intercom Up to 1000 Station
Key Specifications/Special Features:
Apartment wireless master slave intercom up to 1000 stations apartment wireless master slave intercom up to 1000 channels :. You can communicate between master and slaves, but no between slaves. Master set install in secutiry room or loby and each slaves install in each flats. Slaves up to 1000 numbers, complete secrecy, no cross talking. Also transfer telephone call (optional). Ideal for:. Multi story building, apartments, villas, housing colony, house, hotels, lodges, offices, shops , ships, hospitals, banks, factories, etc. Product features:. Full duplex communication like a telephone. Long range (up to 2km in same phase only on rural area). Slaves up to 1000 numbers. (if you require more than one slaves, you can purchase extra slave up to 1000 numbers.). Cordless operation. Easy installation. Works on 90~250v ac power line (in same electric transformer). Frequency modulated (fm) technology. Different channel and different security code. High quality electronics circuit (long lasting). Loud and pleasant ringing. Original ring back tone (no duplicate ring back tone). Both party ring cut off system. Engage tone. Rx tx visual indication. Simple operation (just plug and talk). Light weight handset. One year warranty. No mechanical switch (hook switch).