폭발 방지 워크 토키 - CALTA DH405Ex

Video Description:
Discover the Caltta KIRISUN Two Way Radio DH405Ex, an explosion-proof walkie-talkie designed for professionals. With a 400-470MHz frequency range, 3000mAh battery, and VHF technology, it ensures long-range, clear communication in any environment. Perfect for industrial, transportation, and outdoor use.