Portable 15W Speech Amplifier with Wired Mic, OLED Screen & 3.5" HiFi Double Magnetic Trumpet — For Teachers/Instructors

Compact, ergonomic speech amplifier designed for instructors and presenters. The unit features a 3.5-inch HiFi double magnetic large-size trumpet that delivers clear, penetrating audio with a maximum peak output up to 15W. Sound is driven by a high-power double magnetic trumpet for enhanced clarity and projection. Connectivity and control are improved by a 4.2 chip that provides faster, more stable signal transmission. The included wired microphone contains a built-in lithium battery for convenient use without separate power packs. An OLED screen offers easy-to-read status and settings at a glance. Highlights: - Stylish, comfortable ergonomic design - 3.5-inch HiFi double magnetic big-size trumpet - High power double magnetic trumpet for clear, penetrating sound - Maximum peak output up to 15W - 4.2 chip for fast, stable signal transmission - Wired mic with built-in lithium battery - OLED screen for simple operation and monitoring