... VHF:136-150MHz, 150-174MHz UHF: 340-370,370-400,400-430,440-470,420-450,490-520MHz Out put power ... Specification: GeneralFrequency rangeVHF:136-150, 150-174MHzUHF:340-370,- 370-400, 400-430, 420-450, 440-470, 490-520Channels8 channelsChannel spacing25 KHz ... our approaching exhibition: We sincerely invite customers all overwold in wireless two way communication to be partners.We offer our brand ...