Durable and Lightweight Design: Crafted from high-quality ABS materials, the B01 Wireless Bluetooth 4.2 Handheld Microphone Speaker is both compact and lightweight. Its wear-resistant and anti-fall properties ensure long-lasting durability, making it perfect for on-the-go use. Crystal Clear Audio: Experience high-definition audio reception and transmission that guarantees efficient communication. Whether you're in a noisy environment or a quiet setting, this microphone speaker delivers clear and precise sound. Advanced Features for Enhanced Communication: Equipped with an SOS function, a large Push-to-Talk (PTT) button, and a group switch, this device is designed for seamless communication. It is compatible with realptt and Zello, providing versatile options for wireless microphone use. Reliable Performance: The simple yet effective design of the B01 ensures stable performance and extended talk time. You can rely on this device for long conversations without worrying about battery life. Hands-Free Convenience: Enjoy the ease of hands-free radio use, allowing you to multitask effortlessly. The ergonomic design ensures a comfortable grip, making it easy to hold and operate for extended periods. This versatile microphone speaker is ideal for professionals and enthusiasts alike, offering a blend of durability, functionality, and comfort. Whether you're using it for work or leisure, the B01 is your reliable communication companion.