Remote Communication: In open areas, Baofeng 888S can reach 3 miles, If in cities or towns, the walkie talkies can reach 0.8-1.3 miles under most circumstance, The actual distance is depends on the obstacles and and remaining battery power Long Life Batteries: Each radio comes with a 1500mAh rechargeable Li-on battery and a charging dock, it takes about 3-4 hours to fully charge, and can be used for 8-48 hours with a full charge, If it is used continuously, it also can up to 8-12 hours Multiple Functions: 16 preset channels can be selected by rotating the knob on the radio to select any channel within the frequency range, and has the function of VOX voice control, low batttery alarm, flashlight, scanning, etc Widely Application: Hard and sturdy shell, suitable for various places such as factory warehouses, construction sites, hotel management, restaurant kitchens, mountain climbing, cycling, camping, hiking, school, self driving tours, it is walkie talkie lover's favorite, very suitable for teamwork Baofeng Walkie Talkies 888S Rechargeable Long Range with Earpieces for Adults, 16 Channel Professional Radio Handheld Two Way Radios Li-ion Battery and Charger Included