PX-398S/298S(UHF/VHF) Specification: 1) Simple operation, easy to carry and wide range to use  2) Tonal output with loud and clear 3) 16 storage channels for your easy use  4) Computer programming 5) Sturdy and durability better 6) Power saving and to extend for using time of batteries  7) Low battery warning 8) Built-In QT(Quiet Talk), CTCSS 9) Frequencies: 400-430MHz, 350-370MHz, 450-470MHz, 470-490MHz /136-150MHz, 150-174MHz (others optional) 10) Working temperature: -30oC to＋60oC 11) Working voltage: 7.2VDC (±20%) 12) Contact range up to 4km in open country 13) Output power: 5W 14) Dimensions: 140 x 60 x 36mm (not include antenna) 15) Weight: about 330g