Long Range Professional Walkie Talkies For Adults or Children with Rechargeable Batteries, Two Way Radio 16 Channel USB Charger and Earpieces Supports VOX Function (Black, 4Pcs)

【Long Distance Walkie Talkie】:About the call distance, it depends on the terrain when you use it. If you are on the sea (no obstacles), this walkie-talkie can talk up to 5km, in the countryside and suburbs it can talk up to 1-3km, and in a building it can talk to 1-50 floors. 【Clear Voice Transmission】: This walkie talkie has 16 memory channels and DCS/CTCSS noise reduction function, you can enjoy clear communication even in noisy environment, built-in LED flashlight, it is more convenient to use in dark environment. 【High-capacity battery】: The walkie-talkie is equipped with 1500mAh rechargeable lithium-ion battery and USB charger, which lasts for 8-12 hours to meet your all-day communication needs, and it can be charged by wall charger/vehicle charger/laptop/mobile power supply and other ways. 【Easy to use, Wide range of uses】:Turn on the walkie-talkie, switch to the same channel, then press the PTT button to talk to your partner, easy to operate, easy to use for kids or adults, suitable for a variety of activities, such as security, supermarket connectivity, construction zones, or outdoor adventures. Stay in touch with your team. 【Detailed Steps of VOX】: 1. Turn on the intercom; 2. Turn the channel selector to channel 1 (on channels 1-5); 3. Turn off the intercom; 4. Press the PTT button and MONI button at the same time, don't release them, and then turn on the power. The VOX can then be switched on.