Top 10 Classroom Voice Amplifiers
for July 2022

Rechargeable Voice AmplifierWireless Voice Amplifier built-in a 2800mAh big lithium battery allows the microphone speaker to only take 3-5 hours to fully charge, but plays up to 15-18 hours of amplify time and up to 13 hours of music playtime. Microphone will take 2-4 hours to fully charge.ys up to 15-18 hours of amplify time and up to 13 hours of music playtime. Microphone will take 2-4 hours to fully charge.

Supports Music Playing TF (Micro SD) card playing & USB flash drive playing. You can repeat single tune, loop all music and switch songs. Supporting 3.5mm AUX audio input (Mic port can be used as AUX port), Easy to use as a wired speaker.

Flexible designYou can adjust the distance between your mouth and the mic to fit your purpose. The voice amplifier uses ABS material with high light technology, durable and wear-resistant.

VERSATILE AND PRACTICAL:Powerful, portable, and super easy to use, this amplifier speaker system is a must-have! It can be used for a wide range of purposes, to make your voice heard at meetings, or when teaching in a large room, for big outdoor events, such as weddings, or tourist guides.

15W Portable Voice Amplifier is lightweight(650g/1.43lbs),that is equipped with a powerful built-in rechargeable batteries working continuously 6-8h while fully charging 4-5h

PORTABLE and WATERPROOF Voice Amplifier: Comfortable wireless headset microphone with removable ear hook, supports headset and handheld operation, you can use whichever style you want. The Bluetooth voice amplifier is made of durable ABS+TPU material, which is waterproof, dustproof and drop resistant. It is ideal for outdoor activities. Compact size (3.66 x 1.65 x 4.57 inches) and light weight (0.86 lb). It comes with adjustable waistband clip belt which makes voice amplifier easy to carry.

DESIGNED FOR EASY MOBILITY : Be loud and clear on-the-go! Featuring a slim, portable design with a durable belt clip and adjustable neck/ waist band, this portable microphone is a game-changer for teachers, tour guides, coaches, instructors, presentations, and elderly people.

MULTIFUNCTIONAL AND EASY TO USE: Support TF card and AUX line-in to play music, it can even play music while you input the microphone, and it becomes a mini karaoke system. Besides, it is also a portable FM radio that you can listen to your favorite channel anywhere. Support one-key switch, one-key loop and repeat function

Plug and play: The voice amplifier comes with a wired headset microphone headset, just turn on the voice amplifier and plug in the microphone headset to use. Or choose this BietrunWXM01 wireless microphone headset so you can move freely in the classroom.

Small and Flexible: small and lightweight, it only has 4.1 x 3.4 x 1.4 inches and 9.2 ounces. The wired headset microphone and waistband are adjustable, which is very suitable for teaching, training, tour guides, outdoor lectures, and other places.