Handheld two way radio FM radio function Compatible with MMcall wireless voice paging host two way radio, transceiver, interphone, intercom, walkie talkieFunctions:1.Frequency Range: 403MHZ-470MHZ2. ... . Suitable for restaurant, hotel, building contruction, real state management, shopping mall etc.This new product will come soon. Handheld Two way radio by MMcall ...