Frequency range includes 144-148 MHz and 420-450 MHz for transmission; and 136-174 MHz and 400-480 MHz for reception ^^ Dual band ham radio; 2 meter ham radio and 70 cm handheld transceiver; HA1UV can monitors two frequencies simultaneously; allowing you to listen to emergency channels and team talk groups at the same time; never miss a critical transmission ^^ IP67 Waterproof ham radio; even after falling into a puddle for 30 minutes; the HA1UV dual band radio still works without any complicated drying process; ABS material to make it durable; for rain, snow; storms; wet conditions; and more ^^ Long range ham radio with antenna; anntena gain 2.15 dBi; max power 20W; length 14.8 inches; stronger penetration; clearer transmissions; fewer dropouts; and the ability to reach farther than ever before; it is a perfect companion for outdoor adventures and field work ^^ Built with a 2800mAh battery; two way radio has a long service life of 20 hours; enables users not frequently charge the ham radio when go camping or adventure outdoors; if the battery runs out of power; Type-C charging extends the use time effectively ^^ Built-in NOAA Weather Alert; receives extreme weather warnings; giving you precious time to prepare for storms; floods; and other natural disasters; also convenient for daily outdoor activities ^^ Chirp & VFO; use CHIRP software for easy batch programming on your PC; and switch to VFO mode for instant manual frequency adjustment in the field ^^ Customizable shortcut and backlight display; tailor your ham radio to your style; the side key puts your most-used function one click away; such as sub-ptt; adjustable screen backlight ensures perfect visibility day or night