EP-450 Long way Durable Two way radio Interphone Description:1.Frequency: VHF: 146-17MHz / UHF: 403-440/438-470/465-495MHz2.Outputpower:VHF1W/5W,UHF1W/4W3.Channel:164. TalkRange:5-8km 5.Emergencycall6.BuildinCTCSS/DCS7.DIMFANI/DTMFPaging8.Autoscanprioritychannel9.TOTfunction10.BatterySave11.P.Cprogramming EP-450 Long way Durable Two way radio Interphone Technology specification: Note:EP-450 Long way Durable Two way radio Interphone