Enhance your audio detection and listening capabilities with this high-quality Audio Listening Wiretap Device, crafted from durable ABS material to ensure long-lasting strength and wear resistance. Designed with user convenience in mind, this compact sound amplifier features a built-in 3.7V 150mAh lithium battery and USB 5V charging, making it easy to operate and carry wherever you need it. Key Features: · **Durable ABS Construction:** Made from high-strength, wear-resistant ABS material, providing a sturdy and durable device for reliable use in various environments. · **High Sensitivity Audio Amplification:** Equipped with advanced audio listening technology, delivering clear and sensitive sound detection to improve audio quality through the included earphone. · **Practical and User-Friendly Design:** Featuring a charging port, earphone jack, and an easy-to-use upward switch knob, this device is designed for maximum functionality and simple operation. · **Portable and Convenient:** Built-in lithium battery with USB 5V charging support ensures the device can be used anytime, whether indoors or within building structures, without the need for external power sources. · **Wide Range of Applications:** Ideal for detecting pipeline side leakage, floor heating inspection, water body exploration, and other audio monitoring tasks requiring precise sound detection. Specifications: · Material: ABS · Battery: Built-in 3.7V 150mAh lithium battery · USB Charging: 5V Package Includes: · 1 x Audio Listening Wiretap Device This audio listening amplifier combines high sensitivity with durable construction and user-centered design, making it an essential tool for professionals and hobbyists who require accurate sound detection in diverse situations. Its portability and ease of use ensure reliable performance wherever audio amplification is needed.