Bakeey K7 bluetooth Megaphone Wireless Voice Amplifier Teacher Portable Microphone Loud Speaker for Teaching Tour Guide

Features Powerful MicrophoneSpeaker The portable voice amplifier is equipped with a wireless headset microphone UHF wireless transmission technology can realize a stable wireless connection of 20m 65ft in an open area The UHF wireless headset makes your voice louder and clearer when walking around the room Super 5W output the sound covers an area of 10 000 square feet 1 000 square meters perfect for 20 to 100 people Suitable for medium or small rooms Rechargeable Headset Speaker Built in lithium ion battery 3500mAh can last up to 21 hours The music playback time is up to 10 hours It only takes 3 to 4 hours to fully charge But the wireless microphone can only be used for 2 4 hours The battery life of wireless headset is short If you need to use the item for a long time we recommend that you choose the wired version All in one Voice Amplifier bluetooth speaker bluetooth voice amplifier supports microphone input and music playback supports TF card and recording functions Compact size measures about 126mm height 86mm width 36mm thickness 4 96 3 39 1 42inch lightweight about 250g IPX5 waterproof voice amplifier adopts durable ABS material to ensure the shockproof and waterproof performance of the amplifier Even if you accidentally drop it on the ground you do not have to worry about it being damaged Note the headset microphone is not waterproof Warm Tips 1 The voice amplifier cannot be immersed in water and the microphone is not waterproo