Enhanced Clarity & Performance: Equipped with dual-voice-coil speakers, this wireless voice amplifier delivers crystal-clear sound that easily fills large venues. It features advanced anti-howling technology, stable signal transmission, and high-fidelity sound without echoes or delays, making it ideal for educators and speakers. Convenience at Your Fingertips: Designed for effortless operation, this classroom microphone system connects automatically upon powering up. It includes a handy mute button, allowing you to pause audio capture instantly without needing to shut down the entire system, enhancing usability during presentations and lectures. Versatile Audio Playback & Recording: Offering multiple connectivity options, this personal voice amplifier supports Bluetooth, TF cards, and USB flash drives. It doubles as a music player with easy song switching and also allows recording via TF card or USB, ensuring you capture every lecture or meeting. Color:White & Black Material:plastic Package Contents: 1 * Voice Amplifier Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.