20W Portable Voice Amplifier for Teacher, Voice Amplifier with Wireless Lavalier Microphone, Bluetooth Microphone and Speaker for Classroom, Training, Speech
【 Portable Voice Amplifier 】18W bluetooth speaker with microphone is paired with a 2.4G lavalier microphone, which has more advanced sound sensitivity and stronger sound penetration, stable connection and no noise, and can cover a large classroom of about 18,000 square feet (1800㎡) with 200 people
【 The Newest Upgraded 】 Using the Newest AI adjustment technology, the transmission distance between the microphone and the Wireless voice amplifier is more longer, resulting in clearer and softer sound, our anti-feedback technology eliminates screeching while enhancing vocal clarity and penetration
【 Long-Lasting Battery 】The Wireless Lapel Amplifier for Teachers has a built-in 1800mAh rechargeable battery, it can work for up to 12 hours after a full charge. The portable microphone and speaker ensuring you stay powered through long sessions without needing frequent recharges
【 Portable voice amplifier 】This teacher microphone for classroom offers multiple connection and playback options. Making it ideal for presentations, classroom teaching, or any speaking engagement
【 Warm Tips and 】Please keep the speaker and mic for a distance and facing away each other to avoid the signal affected. We provide return and without reason in 60 days, and 24-month , and technical support.is committed to giving you a new experience