Wireless hotline intercom:You can communicate between two stations without any wiring. Just plug ac power cord into 110 / 230 volt AC outlet, then your system is ready for communication. Also transfer telephone call with extra costIdeal for:Multistory building, House, hotels, lodges, offices, shops, hospitals, banks, factories, etc.Product features:Full duplex communication like a telephone. (no "push and talk")Long range (up to 2km in same phase only on rural area)Cordless operationEasy installationWorks on 110 / 230v AC power line (in same electric transformer)Frequency modulated (FM) technologyDifferent channel and different security codeHigh quality electronics circuit (long lasting)Loud and pleasant ringingOriginal ring back tone (no duplicate ring back tone)Both party ring cut off systemRx tx visual indicationSimple operation (just plug and talk)Light weight handsetOne year warrantyNo mechanical switch (hook switch)
Wireless master slave intercom up to 1000 channels:You can communicate between master and slaves, but no between slaves. Slaves up to 1000 numbers, complete secrecy, no cross talking. Also transfer te
Cordless hotline intercom:You can communicate between two stations without any wiring. Just plug ac power cord into 230 volt AC outlet, then your system is ready for communication. Also transfer telep
Wireless door phone systems up to 1000 lines:You can communicate between door and house, but no between house. Houses up to 1000. Also open the door / gate form house if equipped, complete secrecy no
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