[Unlimited Range Walkie talkies Adopts Noise Filtering]:This two-way radio is equipped with a highly sensitive microphone, which can clearly record human voices and eliminate 95% of environmental noise. Maintain the high-definition sound of PTT walkie talkies in busy industrial environments or noisy urban areas.Fast radios are applicable to collaboration with factory construction sites or warehouse management.FCC ID:2BK59-G5 [Long Distance Walkie Talkies 5000 miles]: Break geographical limitations with two-way POC radio on cellular networks. The global range-free walkie-talkie technology ensures reliable transmission between cities. Zero-latency calls can be achieved from California in the west to New York in the east.Long Distance Walkie Talkies are the best companion for long trips and outdoor activities. [Global POC Radios Optimizes Power Efficiency]:This PTT radio unlimited range is equipped with a 5000mAh battery, supporting a full day of talk time and seven days of standby time. The Type-C interface supports the Unlimited Range Walkie Talkie fast charging. A full charge once ensures continuous use during long outdoor activities. [4G LTE Radio Walkie Talkie with SIM Card]:Intercom Radios also offers lifetime free hyperspeed data service all year round.Pre-installed 4G LTE SIM card, no complex activation procedures are required. Just turn on the unlimited range walkie-talkie&Press the PTT button to achieve the function of an unlimited range walkie-talkie. [Enterprise-level Walkie-talkie Security]:One-on-one private calls are available, and group encrypted calls are also supported. Advanced built-in chip encryption protects enterprise walkie talkie communication. The ideal security team requires long-distance walkie-talkies and data protection. [Advanced Digital Display&Microphone]:This walkie-talkie unlimited range, two-way radio is equipped with a flashlight, a high-definition microphone and high-precision digital display. Global Walkie Talkies features clear sound quality and accurate display, providing you with an outstanding walkie-talkie experience both during the day and at night. [Can pair multiple groups]:Pair more than two radios? If you increase the number of pairs of radios you purchase, please send us the account number on the card and we can create the same group for you, or a different group name if you wish! Everything is determined by your needs ~ I will take care of everything for you! Global Walkie Talkies Unlimited Range 4G LTE PoC(Push-to-Talk Over Cellular) Radios Nationwide Handheld PTT Two Way Radios Long Distance for Family, Logistics, Company（2pcs with sim card） FCC ID:2BK59-G5