The SHIDU Voice Amplifier integrates a portable microphone and speaker into a single, compact unit designed for clear vocal projection in educational or guiding environments. With 18 watts of output power, the device delivers sufficient volume for classrooms, tours, or training sessions without distortion. The wired microphone headset ensures reliable audio capture, reducing background noise pickup for consistent voice transmission. The amplifier’s housing is constructed from durable ABS plastic with a matte finish that resists fingerprints and minor impacts.

An IPX5 water resistance rating protects against splashes and light rain, making it suitable for outdoor use or damp conditions. The built-in rechargeable lithium battery provides extended operation on a full charge, with a USB port for convenient recharging. A Bluetooth 5.0 module allows wireless audio streaming from smartphones or tablets, enabling dual functionality as a portable speaker for music or announcements. The product focuses on practical utility over wireless mic convenience, offering a stable wired connection that eliminates signal interference or pairing issues.

The amplifier’s control layout includes straightforward volume adjustment and mode selection, with an LED indicator for power and battery status. The speaker grille is metal-reinforced for longevity, while the included headset features an adjustable boom mic and foam windscreen. The unit’s form factor remains lightweight and portable, with a built-in carry handle for easy transport. Thermal management is handled via passive venting, preventing overheating during prolonged use.

The amplifier’s acoustic tuning emphasizes mid-range frequencies critical for speech intelligibility, ensuring that every word remains clear even in noisy settings. The device supports a working distance of several meters with the wired mic, suitable for large classrooms or guided groups. Its compact dimensions do not compromise sound dispersion, as the front-facing driver projects audio evenly. The rechargeable battery’s capacity supports multiple hours of continuous operation at moderate volume levels.

The overall build quality reflects careful assembly, with secure connections and consistent finishing. The affordable price point positions this amplifier as an accessible tool for professionals seeking reliable vocal support without premium accessories. The product’s straightforward design and robust features address the core needs of teachers and tour guides, emphasizing durability and ease of use.