High-Power Portable Megaphone for Teachers and Tour Guides

This powerful and portable megaphone is designed to meet the needs of teachers and tour guides, ensuring clear and effective communication in any environment. With its robust audio output, it amplifies your voice to reach large groups effortlessly, whether you're conducting a class or leading a tour. The lightweight design and ergonomic handle make it easy to carry, while the built-in microphone ensures ease of use. Enhanced with multiple volume settings and a durable construction, this megaphone is an essential tool for maintaining attention and engagement in both indoor and outdoor settings. Interface Type: USB Connection: Bluetooth connection Frequency Range: 40Hz-20KHz Output Power: 5W Signal-to-Noise Ratio: ≥70db Power supply: Built-in lithium battery Expandable storage: 32GB Bluetooth Protocol: 5.0 Effective distance: 30 meters Battery capacity: 2200mAh Shell material: plastic Box material: plastic Physical dimension: 9.4×4.2×9.4 Product weight: 239 Supported formats: TF card Playback Format: MP3 Speaker adjustment method: button Manufacture country: China Instructions included: No