The Motorola A04KMS9239_C Minitor V Pageris built with rugged durability meeting the Military Standard 810, Procedures 1 for driving rain and certified UL Intrinsically Safe Division 1, Class I, Group C, D Class II, Group E,F,G. Get 12 alert tones per channel supporting 8 two-tone pairs and 4 long-tone alerts and choose either narrow or wide-band channels for both UHF and VHF. The A04KMS9239_C has as many as 12 programmable tones, as well as musical options to communicate specific alerts making it the perfect companion for fire departments, businesses or organizations operating in emergency apt environments.