SHIDU Voice Amplifier with Microphone Headset, Bluetooth Voice Amplifier for Teachers Portable Speaker with Microphone Support FM TF Card USB Flash Disk for Classroom Speech Tour Guide Training

About this item

• EXCELLENT SOUND: The voice amplifier amplifies your original voice and you can enjoy clear, natural and crisp sound, save your throat. With sound coverage of up to 10,000 sq.ft (1,000 ㎡), it's perfect for small to medium-sized groups of up to 100 people.
• PORTABLE & LIGHTWEIGHT AMPLIFIER: The bluetooth voice amplifier has a compact size of 3.46*1.45*4.25 inches and 0.55 lbs. You can use the back clip to attach it to your belt or pocket. You can also attach a waistbelt to hang it around your neck or tie it around your waist.
• LONG WORKING TIME: The amplifier has a built-in 1800mAh high-capacity battery that can last up to 10 hours on a full charge. You can use the USB cable to charge the amplifier, it only takes 3-5 hours to be fully charged.
• MULTI-FUNCTION: Supports playback of MP3 format files from TF card or USB flash drive. Support Bluetooth connection and FM radio. Suitable for teaching, training, coaching, tour guide, shopping mall, speech, etc.