Back-to-School Bluetooth Bee Megaphone: High-Volume, Anti-Feedback Teacher's Loudspeaker & Microphone

Enhance classroom communication with this innovative Bluetooth-enabled megaphone, designed specifically for teachers and educational settings. This high-volume loudspeaker ensures that your voice reaches every corner of the room, making it ideal for maintaining attention and clarity during lessons. Equipped with a built-in microphone, it provides crystal-clear sound with advanced anti-feedback technology, minimizing distortion and echoes. Its lightweight and portable design allow for easy transport and use both indoors and outdoors, ensuring that you're always heard, wherever your teaching takes you. Frequency Range: 100HZ-20KHZ Output Power: 5W Signal-to-Noise Ratio: ≥75dB Connection: 3.5MM audio jack Channel: Mono Power Supply: Built-in lithium battery Expandable Storage: 32GB Number of Speakers: 1 Bluetooth Protocol: 5.3 Effective Distance: 10 m Battery Capacity: 1800 Playing Time: 12 hours Shell Material: ABS Physical Dimension: 73*90*34mm Product Weight: 350g Packing List: Packaging color box, speaker, headset microphone, charging cable, certificate of qualification, instruction manual Function: Amplification Supported Formats: TF card Manufacture country: China Instructions included: No