Key benefits Reliable wireless connection: Transmission range of 10 meters with Bluetooth protocol 5.4 provides stable pairing with compatible devices for hands operation. Allweather durability: Waterproof design ensures performance in rain or moisture, making it suitable for outdoor use. Clear audio and convenient control: Noise reduction improves call quality; builtin call function enables hands calling; voice control allows hands operation; music support lets you stream audio from paired devices. Longlasting power and clear status: Long battery life reduces charging frequency; digital display screen provides ataglance status information. Secure and simple mounting: Collar clip design securely attaches to a collar for reliable placement during use. Specifications Transmission range: 10 meters Bluetooth protocol: 5.4 Functions: waterproof, noise reduction, long battery life, call function, voice control, music support, digital display screen Usage: collar clip Use scenarios Dog walking or training: Clip the device to the dog's collar to handle calls and music without stopping the activity, while benefiting from waterproof protection during outdoor walks. Outdoor activities: While hiking or running, maintain a stable connection up to 10 meters, use voice control to manage playback and calls, and rely on noise reduction for clearer audio in windy or noisy environments. Daily errands and indoor use: Clip on for hands calls and music playback during commutes or routine tasks, with the digital display showing battery and status for easy monitoring.