Portable Bluetooth Voice Amplifier, Rechargeable Wired Mini Speaker with Microphone, Use in Classroom, Meeting, Promotions and Outdoor Activities, for Teachers, Tour Guides, Coaches and More(Blue)

【Recording Function】 One key recording, easy to record your voice and broadcast repeatly. The function only works when you insert a TF card.
【Long Working Time】 Up to 10 hours of continuously working time once fully charged, the amplifier is easy to charge with USB cable, with built-in 1000mAh rechargeable battery.
【Compact Size & Light Weight】Small size of only 4×2.9×1 inches and 4.5 ounces weight.You can use the back clip to attach it on your belt or pocket. You can also use waist belt to tie it around your waist or hang it on your neck.
【Multifunctional and Easy to Operate】Voice Amplifier / Bluetooth Speakers / Portable FM Radio 3 in 1, supports TF (Micro SD) card playing. One-key switch, one-key loop and repeat function.
【Powerful Sound & No Whistle/Noise】 High quality power amplifier chip and advanced high fidelity amplifier master control. With double voice coil and high-power loudspeaker, the sound is clear and crisp, no noise and no distortion, comes with wide transmission range.