Avantree VoxAmp Lite Portable Wireless Voice Amplifier Speaker with Microphone for Teachers, USB Recording & Playback, 15W Clear Sound, Bluetooth 6.0, 15H Battery Fitness Coaching, Classroom

【Wireless Microphone for Teachers】Amplify your voice without being tied to the speaker. The lightweight wireless headset microphone keeps your hands free while teaching, presenting, coaching, or leading classroom activities. 【Clear 15W Sound for the Classroom】The portable voice amplifier delivers clear, natural speech for groups of up to 100 people, helping students hear you without shouting or straining your voice. 【Talk While Playing Bluetooth Audio】Your microphone and Bluetooth audio can play at the same time, making it easy to give instructions over music, lesson audio, presentations, or fitness tracks. 【USB Recording & Playback】Record lessons or presentations directly to a USB drive and play MP3/WAV audio without another device, ideal for classroom instruction, training, and group activities. 【All-Day Battery & Dual-Mic Support】Get up to 15 hours of voice amplification, while the wireless headset lasts up to 9.5 hours. Add a second compatible wireless microphone for team teaching or two-speaker presentations. The second microphone is sold separately.