Retevis RT-5RV Two Way Radio 128CH VHF/UHF Dual Band 2 Way radio FM Long Rang WalkieTalkies with Earpiece(4 Pack) Metallic frame more durable;Well-designedmake it fashionable and beautiful;It is very comfortable in hand. 1w/5w power switch; High power to extend for long range or low power to save electricity in suitable condition. 1400mAh Li-ion battery can work about 8-12 hours and the battery is replaceable;Large LCD Display Manual keypad programmable is easy to operate if you do not to use computer;Many functions like scan;VOX;FM ;Emergency alarm and so on Simple and Convenient return process;1 year warranty and 30 day return with no questions asked RT-5RV is dual band radio ,which is easy to take and operate. It has a lang range,high/low (5W/1W)  for you to select in different conditions. 1400mAh large capacity Li-ion battery can last 8-12 hours ,it is useful for outdoors. VOX function provide you real hands free;keyboard beep and key lock function prevent button operating error. Monitor function makes you hear clearly and emergency alarm function will be useful if you meet emergency things.