Portable Mini Voice Amplifier Wired Headset Microphone Speaker Set for Teachers 15W Rechargeable Lightweight Personal Mic for Classroom,Tour Guides,Instructors and Presentation

CLEAR AND LOUD -- The S278 voice amplifier with 15 Watts output is loud enough to be heard in a classroom of 25 to 60 people. This portable microphone and speaker features high volume and low feedback. It is a great voice amplifier for teachers, tour guides, fitness instructors and anyone whose voice needs a boost.

LONG BATTERY LIFE -- The rechargeable portable voice amplifier provides up to 12 hours of operation from a fully charged battery. And it only takes 3-5 hours to fully charge.

LIGHTWEIGHT & EASY TO USE - - Personal microphone is compact, stylish, sleek and very easy to carry. With the help of the included belt, this lightweight portable microphone can be easily worn around your waist or hung on your neck. Small voice amplifier comes with a high performance headset microphone. Simple plug and play design allows you to instantly start using the microphone with speaker without the need to worry about pairing or connectivity - no frustration, hassle-free life.

MULTIFUNCTIONAL DESIGN -- This voice amplifier can act as a portable speaker by streaming music via Bluetooth to the device, or by using the auxiliary port. It also supports TF card playing, USB flash drive playing & FM Radio. One-key recording, only need to insert a TF/SD card and wired microphone for recording.You won't miss any important messages again!

USING TIPS -- 1. Keep microphone amplifier right in front of the mouth for maximum amplification. 2. NO HOWLING: the headset microphone with speaker need to be positioned a distance from each other, and are best facing away from each other. Feedback may also be caused if the volume setting is too high. The best way is to put on the microphone headset, hang the pa amplifier around your waist, then turn it on, and finally gradually increase the volume as needed.