YMOO MK04J1 Voice Amplifier for Teachers with UHF Wireless Microphone Headset,10W 1800mAH(12Hrs) Portable Rechargeable Personal PA System Speaker for Meeting, Tour Guide with Aux/TF Card/USB/FM

• UHF 10W Voice Amplifier : The MK04J1 voice amplifier adopts UHF transmission, with 10W peak power to output powerful, clear, crisp, and no noise & distortion sound. It covers about 10000 sq. ft (1000 ㎡), and the stable performance is perfect for amplifying your sound and saving your throat.
• Wired and wireless Microphone Headset : YMOO voice amplifier comes with 1 wireless & 1 wired microphone headset. Two microphone headsets are lightweight and adjustable. You can adjust the distance between the microphone and mouth with its flexible gooseneck.
• Rechargeable and Long Battery life : With a built-in 1800 mAh rechargeable battery, the speaker can work for about 15h and takes only 3H with a full charge. The wireless microphone is also rechargeable design and can be used for about 6 hours after 2H is fully charged. The charging cable can be used both for amplifier & wireless mic.
• USB flash/TF/SD card :There are USB flash/TF/SD card/3.5mm audio ports in the speaker. You can plug a USB/TF SD Card/microphone into the port to play music. Also, there are music play buttons for you to choose the playlist you like.
• Portbale, Lightweight, and Compact :The speaker is a portable public address system. Weighs only 0.45 lb/204g, equipped with a back clip to fix the device at your belt or pocket, or you can hang it around your waist with the included waistband belt. You can use this in any setting, perfect for teachers, coaches, training, presentation, tour guide, classrooms, etc. A big help in speaking to 50+ members in your group.