BAOFENG BF-A58 136-174/400-520MHZ VHF/UHF Dual Band Dustproof Waterproof IP57 Transceiver Walkie Talkie Two Way Radio Frequency Range: 136.00-174.00 MHz / 400.00-520.00MHz IP57 waterproof and dustproof (Not diving)/High &Low Power Switchover Battery Saving ,VOX Function,Wide/Narrow Band Selection Dual Band, Dual Display and Dual Standby U/V Cross Band Dual Watch 50 CTCSS and 104 DCS Codes