Voice Amplifier with Wired Microphone Headset, Portable Rechargeable PA System Speaker ,Personal Microphone Speech Amplifier,Rechargeable,Noise Canceling,Support U Disk and TF Card,for Teachers Tour Guides Coaches Metting Yoga Fitness

• Multifunctionality: This voice amplifier is equipped with a micro charging port, which can be used as a TF card, AUX mode, or USB flash drive. Having Bluetooth mode, it can be turned into a small speaker when turned on, supporting recording and playback loop. • Multifunctionality: This voice amplifier is equipped with a micro charging port, which can be used as a TF card, AUX mode, or USB flash drive. Having Bluetooth mode, it can be turned into a small speaker when turned on, supporting recording and playback loop. • Compact, lightweight, and loud: Although this teacher microphone is small and lightweight, with dimensions of 118 * 87 * 36mm and a weight of 180g, your voice can be widely heard and the speaker's voice can be clearly amplified. • Long battery autonomy: Our portable voice amplifier can be fully charged in just 3 to 5 hours, but can be used continuously for up to 50-60 hours. The battery capacity is 4600mAh. Use high-quality lithium rechargeable batteries. Long service life, can be used for more than 3 years. • Applicable scenarios: The voice amplifier is suitable for various occasions such as tour guides, conferences, lectures, events, off-site sales, school activities, internal corporate education, public relations, guidance, demonstrations, seminars, etc. You can easily bring it to any place you want to use indoors or outdoors.