Beskrivelse Frequency Range 66 - 88MHz (RP510)  136 - 174MHz (RP520) 400 - 470MHz (RP580)   450 - 520MHz (RP580-U) Channels 1 Channel Operating Voltage External - 110-240VAC or 13.8VDC     Internal - 7.5VDC Size (mm - excluding protrusions ) 210(H) x 113(W) x 260(D) Sub audible tone CTCSS, DCS with reverse burst Channel spacing 12.5KHz, 20KHz or 25KHz Channel steps 5KHz or 6.25KHz Weight (excluding internal duplexer and internal battery) 5kg Power Output VHF - 5 Watts (high) 1 Watt (low)                       UHF - 4 Watts (high) 1 Watt (low)