SAINTLARK S22 Voice Amplifier for Teachers，with Wired Portable Microphone and Speaker and Belt Supports MP3 Format Audio for Training,presentations, Guided Tours, Personal Voice Amplifier

Specifications

• (professionalism) Our is a professional voice amplifier company. S22 with 3-inch portable voice amplifier, light weight (0.6 pounds), small size (4.4×3.3×1.7 inches) environmentally friendly materials (ABS) output power of 10W, you can easily make a speech to 100 people and let them hear clearly.
• (features) voice amplifier can be used with the help of a belt hanging around the neck or tied around the waist, support for TF card playback , repeat playback of a single song, loop playback of all the music and switching songs
• (Uses)Our voice amplifier for teachers are versatile and can be used for teaching, guided tours, promotion, lectures, conferences and meetings, morning exercise, dance, training
• (Battery) Built-in 3.7/1800MAH rechargeable lithium battery, up to 6 hours continuous working time. You can use Type-c charging to charge this classroom microphone for teachers, it only takes about three hours to recharge, or you can charge it while using it
• (Hint) Please charge the amplificador de voz before using it for the first time, and keep a certain distance between the stereo and the teacher's microphone to avoid noise.