• Waterproof: ip55 Frequency range can be suitable for different countries or areas. 136-174&350-470mhz (rx/tx) 136-174&216-280mhz (rx/tx) 136-174&400-480mhz (rx/tx) 136-174&225-226mhz (rx/tx) 136-174&420-520mhz (rx/tx) 144-146&430-440mhz (rx/tx) 136-174&400-470mhz (rx/tx) 136-174&245-250mhz (rx/tx) 66-88&400-480mhz (rx/tx) Fm:76-108mhz (rx) 1750hz tone Dtmf encoding function Ctcss/dcs scan (digital/analog) English voice guide Digital fm radio Wide/narrow bandwidth selection (25khz/12.5khz) Priority scan, add scanning channel High/low power selection Channel name edit and display 50 groups ctcss/105 groups dcs Multi step frequency (5k/6.25k/10k/12.5k/25k/50k/100k) Vox transmission Transmit overtime voice prompt Begin/end transmitting beep prompt